Quantitative Aptitude Ques 1338

Question: A motor cyclist goes from Mumbai to Pune, a distance of 192 km, at an average speed of 32 km/h. Another man starts from Mumbai by car, $ \frac{21}{2} $ h after the first and reaches Pune half an hour earlier. What is the ratio of the speeds of the motor cycle and the car?

Options:

A) 10 : 27

B) 1 : 3

C) 1 : 2

D) 5 : 4

Show Answer

Answer:

Correct Answer: C

Solution:

  • Time taken by motor cyclist $ =\frac{192}{32}=6h $ Time taken by car $ =6-(2.5+0.5)=3h $

$ \therefore $ Required ratio $ =3:6=1:2 $