Question

Vinay and Versha run a race with their speeds in the ratio of
5:3. They prefer to run on a circular track of circumference
1.5 km. What is the distance covered by Vinay when he
passes Versha for the seventh time?
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Answer 1

Answer:

Since, the speeds of Vinay and Versha are in the ratio 5:3 i.e. when Vinay covers 5 rounds, then Versa covers 3 rounds, but first time Vinay and Versha meet when Vinay completes {2(1/2)= 2.5} round and Versha completes 1/2 round. = 26.25 km.