Car A runs at the speed of 70km/hr & reaches its destination in 10hr. Car B runs at the speed of 35 km/h & reaches its destination in 10h. What is the respective ratio of distances covered by Car A & Car B?
Pick:  A) 11 : 5  B) 11 : 8  C) 13 : 7  D) 15 : 7  E) 2 : 1
Sol. Distance travelled by Car A = 70 × 10 = 700 km   Distance travelled by Car B = 35 × 10 = 350 km   Ratio = 700/350= 
<gadget id="calculator">700/350</gadget>
<output>2</output>
2 : 1   Answer : 2 : 1
<result>E</result>
Car A runs at the speed of 70km/hr & reaches its destination in 10hr. Car B runs at the speed of 35 km/h & reaches its destination in 10h. What is the respective ratio of distances covered by Car A & Car B?