Math, asked by rajeevkabhai, 10 months ago

How long will two pipes together take to fill a cistern which they can separetly fill in 20 minutes and 25 minutes ?

Answers

Answered by brainhubly

1

Answer:

25 minutes

Step-by-step explanation:

I think. 25.min..

Answered by dheerajbaranwal2016

1

Answer:

11.11 minutes

Step-by-step explanation:

1/20 + 1/25 = 9/100

time taken by both pipes 100/9 minutes

=> 11.11 minutes

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