Question

The speed of the stream is 10 km/h. Boat ‘A’ covers

Q: Answer-The speed of the stream is 10 km/h. Boat ‘A’ covers 60 km distance against the stream in 6 hours and...

Speed of boat A upstream 606 10 kmh Speed of boat B upstream 1204 30 kmh Speed of the boat A in still water 10 10 20 kmh Speed of the boat B in still water 30 10 40 kmh Required percentage 4020 100 200

60 km distance against the stream in 6 hours and boat ‘B’ covers 120 km distance against the stream in 4 hours. The speed of boat ‘B’ in still water is how much percent of the speed of boat ‘A’ in still water?

A 200%

B 210%

C 220%

D 230%

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