Car A runs at the speed of 50 km/hr and reaches its destination in 8 hours. Car B runs at the speed of 70 km/h and reaches its destination in 4 hours. What is the ratio of distances covered by Car A and Car B?
Pick one
A) 3 : 7 B) 4 : 9 C) 10 : 7 D) 5 : 7 E) 6 : 11
10 : 7ar A travels 50 × 8 = 400 km   10 : 7ar B travels 70 × 4 = 280 km   The ratio is 400 : 280 = 40 : 28 = 10 : 7   The answer is 10 : 7.
<result>C</result>
Car A runs at the speed of 50 km/hr and reaches its destination in 8 hours. Car B runs at the speed of 70 km/h and reaches its destination in 4 hours. What is the ratio of distances covered by Car A and Car B?