P, Q and R work together to finish a work. P and Q finish 70% of the work while Q and R finish 50% of the work. Who will finish first, if they work alone?

P, Q and R work together to finish a work. P and Q finish 70% of the w

1.	P, Q and R work together to finish a work. P and Q finish 70% of the work while Q and R finish 50% of the work. Who will finish first, if they work alone?
A.	Cannot be determined
B.	P
C.	Q
D.	R
Answer» C. Q

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P, Q and R work together to finish a work. P and Q finish 70% of the work while Q and R finish 50% of the work. Who will finish first, if they work alone?

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