A) 12
B) 24
C) 16
D) 8
Correct Answer: D
Solution :
[d] One day work \[C=\frac{1}{4}-\frac{1}{8}=\frac{8-6}{48}=\frac{2}{48}=\frac{1}{24}\]part One day work of \[A=\frac{1}{4}=\frac{1}{12}=\frac{2-1}{12}\]part Then, one day work of A and \[C=\frac{1}{12}+\frac{1}{24}=\frac{2+1}{24}\] \[=\frac{3}{24}=\frac{1}{8}\text{part}\] \[\therefore \]A and C will complete the work in 8 days. |
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