The number of hours it will take the two hosts to fill the pool at the Garden would be = 2 hours.
How to calculate the total number of hours used to fill the pool by two hose?
To calculate the total number of hours used to fill the pool by two hose, the following steps should be taken as follows;
Garden hose M = 3 hrs
Garden hose P = 2×3 = 6hrs
The average hours for a single hose;
= 3+6 = 9/2 = 3.5hrs
If 1 hose = 3.5 hrs
2 hose = 3.5/2 = 1.75 ≈ 2 hrs.