1.

The speeds of three cars are in the ratio of 1 : 3 : 5. The ratio among the time taken by these cars to travel the same distance is

A. 3 : 5 : 15
B. 15 : 3 : 5
C. 15 : 5 : 3
D. 5 : 3 : 1
Answer» D. 5 : 3 : 1


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