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Speed of boat is 4 times greater than sp...

Speed of boat is 4 times greater than speed of flow of river and boat travels from A to B upstream in 2 hrs. If distance between B to A has to cover in 1 hr. 30 min. then find percentage increase or percentage decrease in speed of boat ?

A

20% increase

B

25% increase

C

20% decrease

D

25% decrease

Text Solution

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The correct Answer is:
B
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