1.

_ A man goes downstream with a boat to some destination and returns upstream to his original place in 5 hours. If the speed of the boat in still water and the stream are 10 kmph and 4 kmph respectively, the distance of the destination from the starting place is:$?

A. 16km
B. 18 km
C. 21 km
D. 25 km
Answer» D. 25 km


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