A boat man goes 4 Km against the current of the stream in 1hour and goes 2 Km along the current in 5 minutes. How long will it take to go 21 Km in stationary water?

A boat man goes 4 Km against the current of the stream in 1hour and

1.	A boat man goes 4 Km against the current of the stream in 1hour and goes 2 Km along the current in 5 minutes. How long will it take to go 21 Km in stationary water?
A.	1 Hour
B.	1 Hour 15 Minutes
C.	1 Hour 30 Minutes
D.	1 Horr 45 Minutes
Answer» C. 1 Hour 30 Minutes

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A boat man goes 4 Km against the current of the stream in 1hour and goes 2 Km along the current in 5 minutes. How long will it take to go 21 Km in stationary water?

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