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Q: A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in

A. $${1\over 4}days$$
B. $${7\over 24}days$$
C. $$3{3\over 7}days$$
D. $$4 \ days$$
Answer» D. $$4 \ days$$


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