1.

In a 1000 metres race Ravi gives Vinod a start of 40 m and beats him by 19 seconds. If Ravi gives a start of 30 seconds then Vinod beats Ravi by 40 m. What is the ratio of speed of Ravi to that of Vinod?

Answer»

`4:5`
`6:5`
`3:8`
`5:4`

ANSWER :B


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