Math, asked by lohithsagar1091, 9 months ago

a boat takes 7 hours to travel 30 km upstream and 28 km downstream .it takes 5 hours to travel 21 km upstream and to return back. find the speed of the boat in still water.

Answers

Answered by SeshankMannuru
1

Step-by-step explanation:

speed of boat in still water is 10 KMPH.

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