Question

A tap fill a tank in 5 hours with the capacity of
80 litre/hour. If it throws water with the capacity of 100 litre/hour, then it take how
much time? ​

Answer 1

Answer:

4 hours

Step-by-step explanation:

x1:y1 =y2:x2

5×80=100×x2

400=100:x2

400÷100=x2

4=x2