Question

The speed of boat in still water is 48 kmph. If it takes

Q: Answer-The speed of boat in still water is 48 kmph. If it takes 5 hour to go upstream 40 kms, in what time...

Distance 40 km Time taken to go upstream 5 hour there4 Speed upstream 405 8 kmhr there4 Speed of the current 48 ndash 8 40 kmhr there4 Speed downstream 48 40 88 kmhr there4 Time taken to go downstream 4088 511 hr rArr 511 x 60 minutes 27 minutes approx..

5 hour to go upstream 40 kms, in what time approximately will it return same distance downstream?

A 53 min

B 46 min

C 33 min

D 27 min

E None of these

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