A swimming pool can be filled by water hose a in 12 hours and hose b can fill the pool in 8 hours, how long will the pool be fil
led if the two hose we're used to fill the pool?
2 answers:
5 hours
Explanation:
add 8+12 which is twenty divide that by 4 which is the difference in time between the two hoses and you get 5 hours
5 hours because I just saw what the other person wrote and I find it to be very accurate
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