Timer
00:00
Answers
A
B
C
D
E
Stats
Difficulty—
Source: GMAT Paper Tests
Working alone, a small pump takes twice as long as a large pump takes to fill an empty tank. Working together at their respective constant rates, the pumps can fill the tank in 6 hours. How many hours would it take for the small pump to fill the tank working alone?
A. 8
B. 9
C. 12
D. 15
E. 18
The OA is E
Working alone, a small pump takes twice as long as a large pump takes to fill an empty tank. Working together at their respective constant rates, the pumps can fill the tank in 6 hours. How many hours would it take for the small pump to fill the tank working alone?
A. 8
B. 9
C. 12
D. 15
E. 18
The OA is E
