X can do a job in 16 days Y can do the same job in 20 days X Y and Z can do the job in 7.5 days. Alone Z can do the same job in

X can do a job in 16 days Y can do the same job in 20 days X Y and Z c

1.	X can do a job in 16 days Y can do the same job in 20 days X Y and Z can do the job in 7.5 days. Alone Z can do the same job in
A.	100 days
B.	120 days
C.	80 days
D.	48 days
Answer» E.

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X can do a job in 16 days Y can do the same job in 20 days X Y and Z can do the job in 7.5 days. Alone Z can do the same job in

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