A boatman rows downstream at the rate of 1 km in 7.5 min and upstream at the rate of 5 km an hour. The speed (in km/h)

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Q 2205756668.     A boatman rows downstream at the rate of 1 km in 7.5 min
and upstream at the rate of 5 km an hour. The speed
(in km/h) of the boat in the still water is
IBPS-CLERK 2017 Mock Prelims
A

6

B

6.5

C

7

D

7.5

E

None of these

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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