Question

If a tank a can be filled within 10 hours and tank b can be filled in 19 hours then, what is the time taken to fill up the tank completely?

Answer 1

Step-by-step explanation:

Given that,

1/4 th of tank filled in 19 hrs

So 1 part=19 hrs

4 parts=76hrs

Answer is 76 hours.

Answer 2

Step-by-step explanation:

your answer in the picture format