

MCQOPTIONS
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1. |
A and B together can complete a piece of work in 12 days, B and C can do it in 20 days and C and A can do it in 15 days. A, B and C together can complete it in |
A. | 12 days |
B. | 6 days |
C. | 8 days |
D. | 10 days |
Answer» E. | |