Question

Fan and medall? anyone?
Two large and 1 small pumps can fill a swimming pool in 4 hours. One large and 3 small pumps can also fill the same swimming pool in 4 hours. How many hours will it take 4 large and 2 small pumps to fill the swimming pool.(We assume that all large pumps are similar and all small pumps are also similar.)

Answer 1

it would take 2 hours

Answer 2

ahh i see now. i hate thiss problem!

Answer 3

because if you think about it the 2 large and 1 small are half of 4 large and 2 small so it would take half the time as the first

Answer 4

thank youu!

Answer 5

haha ya its ok anything to help:)

Answer 6

:)