Your pump empties the water from a swimming pool in 6 hours. When your friend's pump is used together with your pump, the pool is emptied in 1.5 hours. How long (in hours) does it take your friend's pump to empty the pool when working alone?

Question

Mathematics

Drake Hooper

25 June, 18:01

Your pump empties the water from a swimming pool in 6 hours. When your friend's pump is used together with your pump, the pool is emptied in 1.5 hours. How long (in hours) does it take your friend's pump to empty the pool when working alone?

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Answers (1)

Know the Answer?

Danica Ewing · Answer 1

For the answer to the question above,

First, let's make the equation,

(1/6) + (1/x) = 1 / (3/2) = (2/3) = (4/6)

then

1/x = (3/6) = (1/2)

so the answer would be

x = 2

It will take 2 hours take your friend's pump to empty the pool when working alone?