A) 20 h
B) 36 h
C) 40 h
D) None of these
Correct Answer: C
Solution :
Let leak can empty the full tank in x h. Then, \[\frac{1}{8}-\frac{1}{x}=\frac{1}{10}\] \[\therefore \] \[\frac{1}{x}=\frac{1}{8}-\frac{1}{10}=\frac{1}{40}\] \[\therefore \] \[x=40\]You need to login to perform this action.
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