SOLUTION: the hot water tap can fill a tub in 25 minutes. the cold water tap takes 20 minutes to fill the tub. how long would it take to fill the tub with both taps open?

Question 30683: the hot water tap can fill a tub in 25 minutes. the cold water tap takes 20 minutes to fill the tub. how long would it take to fill the tub with both taps open?
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
let the speed together be x
Hot tub can fill one portion of the tub is x/25 minutes.
Equation:

25*20=500

45x=500
x=11.11

Hence, it would take 11.11 minutes for it to fill if they worked together.
PAul.
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