Question

A and b are the taps which fills the tank in 10 minutes and 20 minutes.When c tap empty the tank in 15 minutes. If a,b,c are opened simultaneously then when the tank be full?

Answer 1

Answer:

A = I/lo min

B=I/20 min

C = I/i5 min

I/10+ I/20 -I/15

6/60 +3/6o-4/60=(6+3-4)/60=5/6o

I/12

The tank will be full in 12 min.

Answer 2

Answer:

The tank will be full in 12 minuets. Hope it helps you

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