A) 6
B) \[5\frac{1}{2}\]
C) 5
D) 8
Correct Answer: A
Solution :
Work done by B in 10 days\[=\frac{10}{15}=\frac{2}{3}\] Remaining work\[=1-\frac{2}{3}=\frac{1}{3}\] \[\therefore \] Time taken by A \[=\frac{1}{3}\times 18=6\]daysYou need to login to perform this action.
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