X can complete 5/7 part of a work in 10 days and Y can complete 3/4 part of the same work in 9 days. In how many days will both complete 13/21 partÂ Â of the total work?_x005F_x000D_

X can complete 5/7 part of a work in 10 days and Y can complete 3/4 pa

1.	X can complete 5/7 part of a work in 10 days and Y can complete 3/4 part of the same work in 9 days. In how many days will both complete 13/21 partÂ Â of the total work?_x005F_x000D_
A.	6
B.	4
C.	3
D.	12
Answer» C. 3

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X can complete 5/7 part of a work in 10 days and Y can complete 3/4 part of the same work in 9 days. In how many days will both complete 13/21 partÂ Â of the total work?_x005F_x000D_

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