Question 366402
Bob's hose takes half the time , so it fills twice as fast


in the 16 hrs it takes to fill the pool , Bob's hose fills 2/3 of the pool and Jim's hose fills 1/3


16 hrs to fill 1/3 means 48 hrs to fill 3/3 (the whole pool)


Bob's hose takes half that time or 24 hrs