A) 36 min
B) 42 min
C) 48 min
D) 44 min
Correct Answer: C
Solution :
Water filled by the boy and girl in 1 min \[=\frac{4}{3}+\frac{3}{4}\] \[=\frac{16+9}{12}=\frac{25}{12}L\] \[\therefore \] Time taken to fill 100 L \[=\frac{100}{25}\times 12=48\,\,\min \]You need to login to perform this action.
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