The speed of a boat in still water is 20 kmph and the rate of current is 4 kmph. The distance travelled by the boat downstream in 30 minute is

The speed of a boat in still water is 20 kmph and the rate of current

1.	The speed of a boat in still water is 20 kmph and the rate of current is 4 kmph. The distance travelled by the boat downstream in 30 minute is
A.	10 km
B.	12 km
C.	16 km
D.	15 km
E.	8 km
Answer» C. 16 km

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The speed of a boat in still water is 20 kmph and the rate of current is 4 kmph. The distance travelled by the boat downstream in 30 minute is

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