G is twice as fast as S in doing work. If G can do a work in 30 days less than S, how many days will they take to complete the work together?

G is twice as fast as S in doing work. If G can do a work in 30 days l

1.	G is twice as fast as S in doing work. If G can do a work in 30 days less than S, how many days will they take to complete the work together?
A.	25
B.	20
C.	22
D.	15
Answer» C. 22

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G is twice as fast as S in doing work. If G can do a work in 30 days less than S, how many days will they take to complete the work together?

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