wikiHow Converting Miles to Kilometers Practice Answers 1. John drove 50 miles. The distance in kilometers is approximately 80.467 kilometers. 2. A marathon race is 26.2 miles long. The length of the race in kilometers is approximately 42.16468 kilometers. 3. The distance between two cities is 180 miles. The distance in kilometers is approximately 289.682 kilometers. 4. The speed limit on a highway is 65 miles per hour. The speed limit in kilometers per hour is approximately 104.607 kilometers per hour. 5. The next town is 30 miles away. The distance in kilometers is approximately 48.280 kilometers. 6. A car's fuel efficiency is 28 miles per gallon. The fuel efficiency in kilometers per liter is approximately 11.872 kilometers per liter. 7. Alex ran a 10-mile race. The distance in kilometers is approximately 16.0934 kilometers. 8. The distance between two landmarks is 5.5 miles. The distance in kilometers is approximately 8.851 kilometers. 9. A road trip covers a distance of 300 miles. The distance in kilometers is approximately 482.803 kilometers. 10. A bicycle race is 100 kilometers long. The length of the race in miles is approximately 62.1371 miles. 11. The speed of sound is approximately 767 miles per hour. The speed of sound in kilometers per hour is approximately 1237.55 kilometers per hour. 12. The elevation gain of a hiking trail is 2,000 feet. The elevation gain in kilometers is approximately 0.6096 kilometers. 13. A race track is 1.5 miles long. The length of the track in kilometers is approximately 2.41402 kilometers. 14. The distance between two cities is 250 miles. The distance in kilometers is approximately 402.336 kilometers. 15. A car travels at a speed of 55 miles per hour. The speed in kilometers per hour is approximately 88.5139 kilometers per hour. 16. A plane flies a distance of 2,500 miles. The distance in kilometers is approximately 4,023.36 kilometers. 17. The circumference of a circular track is 3.14 miles. The circumference in kilometers is approximately 5.04946 kilometers. 18. A road trip covers a distance of 800 kilometers. The distance in miles is approximately 497.097 miles. 19. The length of a hiking trail is 10 kilometers. The length of the trail in miles is approximately 6.21371 miles. 20. The speed limit on a road is 100 kilometers per hour. The speed limit in miles per hour is approximately 62.1371 miles per hour. Page