Question

mcq
ó pipes are required to fill a tank in 1 hour 20 minutes. If we use 5 such
types of pipes, how much time it will take to fill the tank? *
120 minutes
96 minutes
80 minutes
86 minutes​

Answer 1

Answer:

I will take exactly 120 minutes.

Please check my profile and answer the question which I posted recently.

Answer 2

Answer:

80mins tank is filled by 6pipes. so, it is inverse proportion.

hence, 80×6=x×5 then

x=80×6/5=96mins option 2. is correct