1.

A can do \(33\frac{1}{3}\% \) of a work in 10 days and B can do \(66\frac{2}{3}\%\) of the same work in 8 days. Both together worked for 8 days then C alone completes the remaining work in 3 days. A and C together will complete \(\frac{5}{6}\) part of the original work in:

A. 20 days
B. 15 days
C. 12 days
D. 18 days
Answer» C. 12 days


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