A motor boat went downstream for 300 km and immediately returned. It took the boat 16 hours to complete the round trip.

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Q 2346780673.     A motor boat went downstream for 300 km and immediately returned. It took the boat 16 hours to complete the round trip. If the speed of river were twice as high, the trip downstream and back would take 20 hours. What is the speed of boat in still water?
IBPS-PO 2017 Mock Mains
A

15 km/h

B

40 km/h

C

16 km/h

D

18 km/h

E

None of these

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

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