How to convert 401 miles to kilometers? 401 mi *. 1.609344 km. = 645.346944 km. 1 mi. A common question is How many mile in 401 kilometer? And the answer is 249.169848087 mi in 401 km. Likewise the question how many kilometer in 401 mile has the answer of 645.346944 km in 401 mi. How to convert 40.1 km to miles? The conversion factor from km to miles is 0.62137119223. To convert any value of km to miles, multiply the kilometer value by the conversion factor. To convert 40.1 km to miles, multiply 40.1 by 0.62137119223 (or divide by 1.609344), that makes 40.1 km equal to 24.9169848 miles. 40.1 km to miles formulaThe savings rate for people with 401(k) accounts reached a new high of 14% in the first quarter of 2022, according to Fidelity. By clicking "TRY IT", I agree to receive newsletters... Task: Convert 15 kilometers to miles (show work) Formula: km ÷ 1.6093442 = mi Calculations: 15 km ÷ 1.609344 = 9.32056788 mi Result: 15 km is equal to 9.32056788 mi Conversion Table For quick reference purposes, below is a conversion table that you can use to convert from km to miles. You are currently converting Distance and Length units from Nautical Miles to Kilometers. 401 Nautical Miles (Nm) = 742.652 Kilometers (km) Visit 401 Kilometers to Nautical Miles Conversion. Nautical Miles : The nautical mile (symbol M, NM or nmi) is a unit of length, defined as 1,852 meters (approximately 6,076 feet). It is a non-SI unit used ...401 Square Kilometers to Square Inches = 621,551,243,102.4862 square inches. 401 Square Kilometers to Square Kilometers = 401 square kilometers. 401 Square Kilometers to Square Meters = 401,000,000 square meters. 401 Square Kilometers to Square Miles = 154.82696557552 square miles.401.3 km to miles: Here's how to convert 401.3 kilometers to miles, including the formula, useful information as well as a distance converter.Instant free online tool for kilometer to mile conversion or vice versa. The kilometer [km] to mile [mi, mi(Int)] conversion table and conversion steps are also listed. Also, explore tools to convert kilometer or mile to other length units or learn more about length conversions. 401 Square Kilometers to Square Inches = 621,551,243,102.4862 square inches. 401 Square Kilometers to Square Kilometers = 401 square kilometers. 401 Square Kilometers to Square Meters = 401,000,000 square meters. 401 Square Kilometers to Square Miles = 154.82696557552 square miles. When choosing retirement accounts for investing, you have several options. But which ones are the best? We explain the differences of each. 401(k) plans are fairly common at employ...So, 40 kilometers = 40 × 0.6213711922375 = 24.8548476895 miles. By kilometers-to-miles.com. To use this Kilometers to miles calculator, simply type the value in any box at left or at right. It accepts fractional values.How to convert 401 to miles. Kilometers to Miles conversion. Definition of kilometer. A kilometer (abbreviation km), a unit of length, is a common measure of distance equal to 1000 meters and is equivalent to 0.621371192 mile or 3280.8398950131 feet. Definition of mile. A mile is a unit of length in a number of systems of measurement, including in the …To convert kilometers to miles, you need to multiply your length value by 0.6214. mi = km × 0.6214. To convert miles to kilometers, you should multiply your length value by 1.6093. km = mi × 1.6093. You can also save time and use the Omni kilometers to miles calculator!1 km to miles = 0.62137 miles. 5 km to miles = 3.10686 miles. 10 km to miles = 6.21371 miles. 20 km to miles = 12.42742 miles. 30 km to miles = 18.64114 miles. 40 km to …We conclude that 401.69 km is equivalent to 249.4495 miles: 401.69 km = 249.4495 miles. Result approximation. For practical purposes we can round our final result to an approximate numerical value. In this case four hundred one point six nine km is approximately two hundred forty-nine point four five miles: 401.69 km ≅ 249.45 milesWhether you need to plan a road trip, a commute, or a walk, MapQuest Directions can help you find the best route. You can customize your journey with multiple stops, avoid tolls and highways, and get live traffic and road conditions. You can also discover nearby attractions, restaurants and hotels with MapQuest Directions.Here, they can be 250 million miles (401 million km) apart according to the New York Times. The average distance between Earth and Mars is 140 million miles (225 million km).Formula: multiply the value in kilometers by the conversion factor '0.6213711922375'. So, 400 kilometers = 400 × 0.6213711922375 = 248.548476895 miles. To use this kilometers-to-miles calculator, simply type the value in any box at left or right. It accepts fractional values.1 km to miles = 0.62137 miles. 5 km to miles = 3.10686 miles. 10 km to miles = 6.21371 miles. 20 km to miles = 12.42742 miles. 30 km to miles = 18.64114 miles. 40 km to miles = 24.85485 miles. 50 km to miles = 31.06856 miles. 75 km to miles = 46.60284 miles. 100 km to miles = 62.13712 miles.How to convert 401 to miles. Kilometers to Miles conversion. Definition of kilometer. A kilometer (abbreviation km), a unit of length, is a common measure of distance equal to 1000 meters and is equivalent to 0.621371192 mile or 3280.8398950131 feet.So, 40.2 kilometers = 40.2 × 0.62137119223632 = 24.9791219279 miles. By kilometers-to-miles.com. To use this Kilometers to miles calculator, simply type the value in any box at left or at right. It accepts fractional values.If you’re like about 50 million other people in the United States, your retirement financial planning includes a 401(k) account. A 401(k) is sponsored by an employer as a retiremen... You are currently converting Distance and Length units from Kilometers to Miles. 401 Kilometers (km) =. 249.16985 Miles (mi) Visit 401 Miles to Kilometers Conversion. Kilometers : The kilometer (SI symbol: km) is a unit of length in the metric system, equal to 1000m (also written as 1E+3m). Using a 401(k) plan to save for retirement is one of the more effective ways to reach your financial goals later in life. If your employer offers one, it’s important to take advant...Kilometers : The kilometer (SI symbol: km) is a unit of length in the metric system, equal to 1000m (also written as 1E+3m). It is commonly used officially for expressing distances between geographical places on land in most of the world. Miles : A mile is a most popular measurement unit of length, equal to most commonly 5,280 feet (1,760 yards, or about …How far is it from one place to another? Use MapQuest's distance calculator to measure the driving distance, walking distance, or air distance between any two locations. You can also compare the travel time and cost of different modes of transportation. Whether you're planning a trip, running an errand, or just curious, MapQuest's distance calculator helps …Result in Plain English. 400 square kilometers is equal to about 154 square miles. In Scientific Notation. 400 square kilometers. = 4 x 10 2 square kilometers. ≈ 1.54441 x 10 2 square miles.Here, they can be 250 million miles (401 million km) apart according to the New York Times. The average distance between Earth and Mars is 140 million miles (225 million km).Solution: Formula: km / 1.609344 = miles. Calculation: 10 km / 1.6093 = 6.213712 miles. End result: 10 km is equal to 6.213712 miles. Km to Miles conversion. Sample task: convert 650 kilometers to miles. Problem solution: Formula:Instant free online tool for kilometer to mile conversion or vice versa. The kilometer [km] to mile [mi, mi(Int)] conversion table and conversion steps are also listed. Also, explore …King's Highway 401, commonly referred to as Highway 401 and also known by its official name as the Macdonald–Cartier Freeway or colloquially referred to as the four-oh-one, [3] is a controlled-access 400-series highway in the Canadian province of Ontario. It stretches 828 kilometres (514 mi) from Windsor in the west to the Ontario– Quebec ...401 kilometers equals 249.17 miles. All In One Units Converter. Physics. Chemistry. Recipes. To calculate a kilometer value to the corresponding value in mile, just multiply …The quantity in miles multiplied by 1.609344 (the conversion factor) is the equivalent amount expressed in kilometers. Kilometer-to-miles formula Kilometers = Miles * 1.609344 Example problems on kilometers into miles conversion Example 1: Convert 12 kilometers into miles. Solution: Given that, 1 km = 0.621371 mi. 12 km = 12 × 0.621371 = 7. ...Below you can generate and download as CSV, Excel, PDF or print the Kilometers to Miles conversion table based on your needs. Selected rounding: none (You can change it above in the dropdown) From: To: Increment: Apply Prev Next CSV XLSX PDF Print. km mi km mi km mi km mi; 1: 0.62137119223733: 26: 16.155650998171: 51:The savings rate for people with 401(k) accounts reached a new high of 14% in the first quarter of 2022, according to Fidelity. By clicking "TRY IT", I agree to receive newsletters...How far is 40 nautical miles in miles? 40 nmi to mi conversion. Amount. From ... A mile is a unit of distance equal to 5,280 feet or exactly 1.609344 kilometers. It is commonly used to measure the distance between places in the United States and United Kingdom. Abbreviation: mi.Therefore, 1 mile per hour = 1.6093440006147 kilometers per hour. The opposite of that would be, the value in mph multiply by 1.6093440006147 to get a value in km/h. 1 mph = 1.60934 km/h. 1 mile per hour is 1.60934 kilometers per hour. What is the difference between km/h and mph? Kilometers and miles are units for measuring distances.Convert Miles to Kilometers How many kilometers are in a mile? Easy mi to km conversion. Amount. From. To Calculate. swap units ↺. 1 Mile = 1.609344 Kilometers. exact result. Decimal places. Miles. A mile is a unit of distance equal to 5,280 feet or exactly 1.609344 kilometers. It is commonly used to measure the distance between places in …So, 120 kilometers = 120 × 0.62137119223667 = 74.5645430684 miles. By kilometers-to-miles.com. To use this kilometers-to-miles calculator, simply type the value in any box at left or right. It accepts fractional values. Conversion from kilometers to miles is a common conversion, and it can be done using the km-to-miles converter above.This online calculator provides conversion of kilometers to miles (km to mi) and backwards miles to kilometers.A kilometer is = 0.621371192 miles.It is defined to be equal to 1,760 international yards (one yard = 0.9144 m ) and is therefore equal to 1,609.344 meters (exactly 1.609344 km).The international mile is defined by international agreement.Since one kilometer per hour is equal to 1.609344 miles per hour, [1] that's the conversion ratio used in the formula. For example, here's how to convert 5 kilometers per hour to miles per hour using the formula above. mph = (5 km/h ÷ 1.609344) = 3.106856 mph. Kilometers per hour and miles per hour are both units used to measure speed . For example, to convert 10 kilometers to miles, you can use the following formula: mile = km * 0.621371. Simply multiply 10 by 0.621371: mile = 10 * 0.621371 = 6.21371 mi. Therefore, 10 kilometers equal to 6.21371 miles. Using the simple formulas below, you can easily convert kilometers to miles. kilometers to miles conversion formula: How far is it from one place to another? Use MapQuest's distance calculator to measure the driving distance, walking distance, or air distance between any two locations. You can also compare the travel time and cost of different modes of transportation. Whether you're planning a trip, running an errand, or just curious, MapQuest's distance calculator helps …Kilometers : The kilometer (SI symbol: km) is a unit of length in the metric system, equal to 1000m (also written as 1E+3m). It is commonly used officially for expressing distances between geographical places on land in most of the world. Miles : A mile is a most popular measurement unit of length, equal to most commonly 5,280 feet (1,760 yards, or about …2 sec 0.033333333333334 min. Convert 400 Kilometers/Hour to Miles/Hour (km/h to mph) with our unique unit conversion calculator and conversion tables. To convert 400 Kilometers/Hour to Miles/Hour we used this conversion formula: 400 km/h = 248.59060402684 mph. You also can convert 400 Kilometers/Hour to other speed units →.Every autumn, November 1 doesn’t just begin the countdown to the major winter holidays. It also signals the start of a critical financial time of year: open enrollment season. In m...Current use: Although most countries have adopted the metric system and use kilometers, rather than miles, to express land distance, the mile is still prevalently used in countries such as the United States (US), United Kingdom (UK), Myanmar, and Liberia, as well as some other countries which are either US or UK territories, or have historical ...To convert miles to kilometers, simply multiply the number of miles by 1.6. For example, if you want to convert 10 miles to kilometers, you can estimate it by multiplying 10 by 1.6, which gives you 16 kilometers. Similarly, if you have a distance of 50 miles, you can estimate it to be around 80 kilometers. If you need a more precise …Kilometers A kilometer , or kilometre, is a unit of length equal to 1,000 meters, or about 0.621 miles. In most of the world, it is the most common unit for measuring distance between places. There are many abbreviations for the unit kilometers per hour (kph, kmph, k.p.h, KMph., etc.), but "km/h" is the SI unit symbol. Mile/hour. Definition: The unit miles per hour (symbol: mph) is a measurement of speed in the imperial and United States customary systems. It expresses the number of statute miles traveled over the period of one hour. Convert 401 Kilometers to Miles. Convert 401 km to mile with our unique length conversion calculator and conversion tables401(k) fees can be complicated and expensive. SmartAsset's guide helps 401(k) holders understand 401(k) fees, and how they affect their retirement savings. Calculators Helpful Guid...401(k) fees can be complicated and expensive. SmartAsset's guide helps 401(k) holders understand 401(k) fees, and how they affect their retirement savings. Calculators Helpful Guid...To convert distance units from imperial to metric, use the following conversion factors: 1 inch = 2.54 centimeters 1 foot = 0.3048 meters 1 yard = 0.9144 meters 1 mile = 1.609 kilometers How do you convert meters to miles?Every autumn, November 1 doesn’t just begin the countdown to the major winter holidays. It also signals the start of a critical financial time of year: open enrollment season. In m...Thus, 401 kilometers is equal to about 249.17 miles. How do we convert miles to miles? To change miles into miles, multiply the value in miles by 1.60934. For instance, if you …3 days ago · Converting kilometers to miles and vice versa is relatively straightforward: 1 km ≈ 0.6214 mi; 1 mi ≈ 1.6093 km; Therefore, To convert kilometers to miles, you need to multiply your length value by 0.6214. mi = km × 0.6214. To convert miles to kilometers, you should multiply your length value by 1.6093. km = mi × 1.6093 Solution: Formula: km / 1.609344 = miles. Calculation: 10 km / 1.6093 = 6.213712 miles. End result: 10 km is equal to 6.213712 miles. Km to Miles conversion. Sample task: …401(k) withdrawals have rules that, if broken, could come with steep penalties. To ensure that you avoid these, make sure you learn the IRS guidelines. Regardless of when you do it...If you’re like about 50 million other people in the United States, your retirement financial planning includes a 401(k) account. A 401(k) is sponsored by an employer as a retiremen...We are going to convert a distance d from 50 km to miles. Distance d = 50 km 1 km = 0.62137 miles d = 50 km = 50 x 0.62137 = 31.07 mi Kilometers to miles chart Convert km to miles : 1 km = 0.62 mi 10 km = 6.21 mi 20 km = 12.43 mi 30 km = 18.64 mi 40 km = 24.85 mi 50 km = 31.07 mi 60 km = 37.28 mi 70 km = 43.5 miWhat is 401 mi to kilometers? What is 401 miles to kilometers? Just a quick reminder about the abbreviations. mi =miles and km =kilometers. When you convert 401 miles to km the ANSWER is 645.346944. You can also use this converter to convert any number of miles (mi) to kilometers (km): Convert miles to km. Also here are the most common miles ...How fast is 401 kilometers per hour? What is 401 kilometers per hour in miles per hour? This simple calculator will allow you to easily convert 401 km/h to mph. 36.04mph. 59kph. 36.66mph. Kilometers per hour to Miles per hour (kph to mph) conversion calculator for Speed conversions with additional tables and formulas. To convert distance units from imperial to metric, use the following conversion factors: 1 inch = 2.54 centimeters 1 foot = 0.3048 meters 1 yard = 0.9144 meters 1 mile = 1.609 kilometers How do you convert meters to miles?401 KMH = 249.1766 MPH. 401 kilometers per hour are equal to 249.1766 miles per hour. Open converter: KMH MPH. Print.401 km to mi (401 kilometres to miles) converter. Convert 401 Kilometre to Mile with formula, common lengths conversion, conversion tables and more.In Scientific Notation. 40 kilometers. = 4 x 10 1 kilometers. ≈ 2.48548 x 10 1 miles.The distance from Earth to Mars can be anywhere from 33.9 million miles (54.6 million km) to 250 million miles (401 million km). On average, the distance is about 140 million miles (225 million km ...You can view more details on each measurement unit: km or mile The SI base unit for length is the metre. 1 metre is equal to 0.001 km, or 0.00062137119223733 mile. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between kilometres and miles. Type in your own numbers in the form to convert ...Learn how to convert from kilometers per hour to mph and what is the conversion factor as well as the conversion formula. 401 miles per hour are equal to 249.17 kilometers per hour.Kilometers : The kilometer (SI symbol: km) is a unit of length in the metric system, equal to 1000m (also written as 1E+3m). It is commonly used officially for expressing distances between geographical places on land in most of the world. Miles : A mile is a most popular measurement unit of length, equal to most commonly 5,280 feet (1,760 yards, or about …To convert from mph to kilometers per hour: Use the conversion factor: 1 mph equals 1.60934 kilometers per hour. For example, to convert 401 mph to km/h, calculate 401 x 1.60934 km/h, which is 645.347 km/h. The formula is: speed in km/h = speed in mph x 1.60934; How to convert km/h to mph . For converting kilometers per hour to miles per …So, 40 kilometers = 40 × 0.6213711922375 = 24.8548476895 miles. By kilometers-to-miles.com. To use this Kilometers to miles calculator, simply type the value in any box at left or at right. It accepts fractional values.To convert kilometers to miles divide the length value by 1.609, or multiply it by 0.62137.Suppose you want to convert 401 kilometer into miles. Using the conversion formula above, you will get: Value in mile = 401 × 0.62137119223733 = 249.17 miles.2 sec 0.033333333333334 min. Convert 400 Kilometers/Hour to Miles/Hour (km/h to mph) with our unique unit conversion calculator and conversion tables. To convert 400 Kilometers/Hour to Miles/Hour we used this conversion formula: 400 km/h = 248.59060402684 mph. You also can convert 400 Kilometers/Hour to other speed units →.In Scientific Notation. 40 kilometers per hour. = 4 x 10 1 kilometers per hour. ≈ 2.48548 x 10 1 miles per hour.A 401(k) is an employer-sponsored retirement plan created to support employees during retirement. There are two 401(k) types: Traditional and Roth 401(k). By clicking "TRY IT", I a...We conclude that 401.4 km is equivalent to 249.2694 miles: 401.4 km = 249.2694 miles. Result approximation. For practical purposes we can round our final result to an approximate numerical value. In this case four hundred one point four km is approximately two hundred forty-nine point two six nine miles: 401.4 km ≅ 249.269 milesJan 4, 2024 · 401.3 km to miles: Here's how to convert 401.3 kilometers to miles, including the formula, useful information as well as a distance converter. Suppose you want to convert 401 kilometer into miles. Using the conversion formula above, you will get: Value in mile = 401 × 0.62137119223733 = 249.17 miles. Formula: multiply the value in kilometers by the conversion factor '0.62137119223691'. So, 401 kilometers = 401 × 0.62137119223691 = 249.169848087 miles. To use this kilometers-to-miles calculator, simply type the value in any box at left or right. It accepts fractional values.Therefore, 1 mile per hour = 1.6093440006147 kilometers per hour. The opposite of that would be, the value in mph multiply by 1.6093440006147 to get a value in km/h. 1 mph = 1.60934 km/h. 1 mile per hour is 1.60934 kilometers per hour. What is the difference between km/h and mph? Kilometers and miles are units for measuring distances.All In One Unit Converter. Formula: multiply the value in kilometers by the conversion factor '0.6213711922375'. So, 400 kilometers = 400 × 0.6213711922375 = 248.548476895 miles. To use this kilometers-to-miles calculator, simply type the value in any box at left or right. It accepts fractional values.So, 415 kilometers = 415 × 0.62137119223614 = 257.869044778 miles. By kilometers-to-miles.com. To use this kilometers-to-miles calculator, simply type the value in any box at left or right. It accepts fractional values. Conversion from kilometers to miles is a common conversion, and it can be done using the km-to-miles converter above.1 km = 0.621371 mi. Do you want to convert miles to kilometers ? How to Convert Kilometers to Miles. By. Joe Sexton. The fastest and easiest way to convert km … What is the formula to convert from 401 Mi to Km? Miles to Kilometers formula: [Km] = Miles / 0.6213. The final formula to convert 401 Mi to Km is: [Km] = 401 / 0.6213 = 645.42. People who know how to convert one unit of measurement to another always have the edge over those who do not know this seemingly difficult but easy process. Kilometers A kilometer , or kilometre, is a unit of length equal to 1,000 meters, or about 0.621 miles. In most of the world, it is the most common unit for measuring distance between places.
The conversion between kilometers and miles is vital in fields like transportation, athletics, and geography. To convert kilometers to miles, multiply the kilometer value by 0.6214. Conversely, to convert miles to kilometers, multiply the miles by 1.609344. Example of Conversion. To illustrate, let's convert 5 kilometers to miles: 5 km × 0. .... Gutta kay instagram
How Many Miles in a Kilometer? There are 0.62137119223733 miles in a kilometer. 1 Kilometer is equal to 0.62137119223733 Miles. 1 km = 0.62137119223733 miYou are currently converting Distance and Length units from Nautical Miles to Kilometers. 401 Nautical Miles (Nm) = 742.652 Kilometers (km) Visit 401 Kilometers to Nautical Miles Conversion. Nautical Miles : The nautical mile (symbol M, NM or nmi) is a unit of length, defined as 1,852 meters (approximately 6,076 feet). It is a non-SI unit used ...km to Miles converter. A quick online length calculator to convert Kilometers (km) to Miles (mi). Plus learn how to convert km to mi.The distance from Earth to Mars can be anywhere from 33.9 million miles (54.6 million km) to 250 million miles (401 million km). On average, the distance is about 140 million miles (225 million km ...Suppose you want to convert 401 kilometer into miles. Using the conversion formula above, you will get: Value in mile = 401 × 0.62137119223733 = 249.17 miles. In Scientific Notation. 40 kilometers. = 4 x 10 1 kilometers. ≈ 2.48548 x 10 1 miles. In Scientific Notation. 400 kilometers. = 4 x 10 2 kilometers. ≈ 2.48548 x 10 2 miles.To calculate 401 Kilometers to the corresponding value in Miles, multiply the quantity in Kilometers by 0.62137119223733 (conversion factor). In this case we should multiply 401 Kilometers by 0.62137119223733 to get the equivalent result in Miles: 401 Kilometers x 0.62137119223733 = 249.16984808717 Miles.More information from the unit converter. How many km in 1 miles? The answer is 1.609344. We assume you are converting between kilometre and mile.You can view more details on each measurement unit: km or miles The SI base unit for length is the metre. 1 metre is equal to 0.001 km, or 0.00062137119223733 miles. Note that rounding errors …You can view more details on each measurement unit: km or mile The SI base unit for length is the metre. 1 metre is equal to 0.001 km, or 0.00062137119223733 mile. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between kilometres and miles. Type in your own numbers in the form to convert ...All In One Unit Converter. Formula: multiply the value in kilometers by the conversion factor '0.62137119223698'. So, 384 kilometers = 384 × 0.62137119223698 = 238.606537819 miles.It can also be expressed as: 401 miles per hour is equal to 1 0.00154955409535495 kilometers per hour. Approximation An approximate numerical result would be: four hundred and one miles per hour is about six hundred and forty-five point three five kilometers per hour , or alternatively, a kilometer per hour is about zero times four …Converting kilometers (km) to miles (mi) is a straightforward mathematical process that involves a simple conversion factor: One kilometer equals approximately 0.621371 miles. This ratio is all you need to perform the calculation. To calculate the conversion, start with the length in kilometers you need to convert and multiply the value by 0. ... There are 1.609344 kilometers in 1 mile. To convert from miles to kilometers, multiply your figure by 1.609344 (or divide by 0.62137119223733) . Kilometers to Miles formula: [Mi] = Km * 0.6213. The final formula to convert 400 Km to Mi is: [Mi] = 400 * 0.6213 = 248.52. The kilometer, which is internationally spelled as kilometre, as prescribed by the organisation, International Bureau of Weights and Measures, has 'km' as its SI symbol and is the preferred unit of distance.401 Kilometers to Miles converter. How many miles in 401 km? 401 km equal to 249.169771 miles or there are 249.169771 miles in 401 km. As we know, 1 km is equal to 0.621371 mile. We can convert Kilometers to Miles by multiplying with 0.621371. 1 km = 0.621371 mile. 401 km = 401 x 0.621371 = 249.169771 milesThe conversion factor from kilometers to miles is 0.62137119223733, which means that 1 kilometer is equal to 0.62137119223733 miles: 1 km = 0.62137119223733 mi. To convert 400 kilometers into miles we have to multiply 400 by the conversion factor in order to get the length amount from kilometers to miles..