Car A runs at the speed of 65km/hr & reaches its destination in 8hr. Car B runs at the speed of 72 km/h & reaches its destination in 4h. What is the respective ratio of distances covered by Car A & Car B?  Choices:
A) 11 : 6	B) 12 : 7	C) 13 : 7	D) 65 : 36	E) 13 : 6
Sol. 65 : 36istance travelled by Car A = 65 Ã— 8 = 520 km   65 : 36istance travelled by Car B = 72 Ã— 4 = 288 km   Ratio = 520/288 = 65 : 36   65 : 36
<result>D</result>
Car A runs at the speed of 65km/hr & reaches its destination in 8hr. Car B runs at the speed of 72 km/h & reaches its destination in 4h. What is the respective ratio of distances covered by Car A & Car B?