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A river flows from city X to city Z and ...

A river flows from city X to city Z and city Y lies exactly in the middle of city X and Z. A person travelled from city X to Y by boat and from city Y to Z by bus. The
speed of boat in still water is 5 times the speed of stream of the river. Next day, he returned to city X from Z by bus and took 1 hour less than the previous
day. If he had travelled the whole distance by boat on the second, he would have taken 12 hours. What is ratio of
speed of bus to the speed of boat in still water? (Assume all the speeds to be constant on both the days)

A

` 8 : 5 `

B

`5 : 8`

C

`5 : 3`

D

`3 : 5`

Text Solution

Verified by Experts

The correct Answer is:
A
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