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? Choose the correct choice from the following answers
A) 11 : 6  B) 12 : 7  C) 13 : 7  D) 65 : 36  E) 13 : 6

Rationale: "sol . distance travelled by car a = 65 ã — 8 = 520 km distance travelled by car b = 72 ã — 4 = 288 km ratio = 520 / 288 = 65 : 36 d"
Answer: D