Math, asked by vanyaawasthi, 1 year ago

8 pipes can fill a tank in 2h 20 min .how long will it take to fill the tank with the help of 7 pipes

Answers

Answered by thogatadamini

1

the answer may be 2hours

vanyaawasthi: yes 2h 40 min but how

vanyaawasthi: tell me how please

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