The speeds of 3 cars in the ratio 5:4:6. The ratio between time taken by them to travel the same distance is?	Select the correct option.
A) 1:2:3
B) 5:7:12
C) 12:15:10
D) 22:23:25
E) 9:11:17
Ratio of time taken is = 1/5 : 1/4 : 1/6 = 12:15:10   Answer is 12:15:10
<result>C</result>
The speeds of 3 cars in the ratio 5:4:6. The ratio between time taken by them to travel the same distance is?