If 1/5th part of a tank is filled in one hour. How many hours are required to filled the full tank?
If 1/5th part of a tank is filled in one hour. How many hours are required to filled the full tank?
Explanation
If 1/5 of the tank is filled in 1 hour, the whole tank will be filled in:
Time = 1 / (1/5)
= 1 × 5
= 5 hours