If the speed of steam is 20% of the speed of boat in still water and it coves 120 km upstream in 150 minutes, then what is the downstream speed of the boat?

If the speed of steam is 20% of the speed of boat in still water and i

1.	If the speed of steam is 20% of the speed of boat in still water and it coves 120 km upstream in 150 minutes, then what is the downstream speed of the boat?
A.	75 km/hour
B.	64 km/hour
C.	72 km/hour
D.	80 km/hour
Answer» D. 80 km/hour

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If the speed of steam is 20% of the speed of boat in still water and it coves 120 km upstream in 150 minutes, then what is the downstream speed of the boat?

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