Painter A can paint a house in 40 days and Painter B can do it in 60 days. With help of C, they did the job in 20 days only. Then, C alone can do the job in

Painter A can paint a house in 40 days and Painter B can do it in 60 d

1.	Painter A can paint a house in 40 days and Painter B can do it in 60 days. With help of C, they did the job in 20 days only. Then, C alone can do the job in
A.	120 days
B.	100 days
C.	90 days
D.	80 days
Answer» B. 100 days

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Painter A can paint a house in 40 days and Painter B can do it in 60 days. With help of C, they did the job in 20 days only. Then, C alone can do the job in

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