Solve the Problem $$1 \frac { 9 } { 13 } \text { minutes }$$

Solve the problem.
-One pump can drain a pool in 11 minutes. When a second pump is also used, the pool only takes 2 minutes to drain. How long would it take the second pump to drain the pool if it were the only pump in use?

A) 13 minutes
B) $$1 \frac { 9 } { 13 } \text { minutes }$$
C) $$2 \frac { 4 } { 9 } \text { minutes }$$
D) $$\frac { 9 } { 22 } \text { minute }$$