Math, asked by soumeepanda, 1 month ago

If 9 similar pumps, all working together, empty a tank in 20 minutes, how long would it take to empty the same tank with only 5 pumps working ? Show the process.

Answers

Answered by ncchauhan40p9jw63

4

Answer:

Similar pump = 9

Empties a tank in 20 min

It will take to empty with 5 pump working

9×20/5 = 9×4 =36 minutes

36 is answer

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