Question

If 12 pumps can empty the reservoir in 20 hrs, then time required by 45 such
hrs.
pumps to empty the same reservoir is​

Answer 1

Explanation:

ANSWER

5 h 20 minutes

12 pumps take =20 hours

1 pump will take =12×20=240 hours

45 pumps will take = 240 /45 hr= 240×60/5

=144400/45

= 320 minutes

Answer 2

Answer:

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