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Q: A can do a work in 24 days and B is 20% more efficient than A. If C can do the work in 10 days more than B, then find the days taken by A and C together to complete the work.

A. 15 days
B. 13 days
C. 12 days
D. 18 days
E. None of these
Answer» C. 12 days


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