Question

Q. 6pipes fill a tank in 1 hour. In how much time, the tank will be filled if (a) 8 pipes (b) 5 pipes are opened to fill the tanks.
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Answer 1

Answer:

No. of pipes=6

Time taken=1 hour=60 mins

Therefore 1 pipe would take 6/60=10 minutes.

(a)=8*10=80 minutes =1 hour 20 minutes

(b)=5*10=50 minutes.

Answer 2

Answer:

(a) 45 minutes

(b) 72 minutes

Step-by-step explanation:

This is the correct answer.