S and T can finish a work in 50 days. They worked together for 20 days and then left. How much of the work is left?

S and T can finish a work in 50 days. They worked together for 20 days

1.	S and T can finish a work in 50 days. They worked together for 20 days and then left. How much of the work is left?
A.	44319
B.	44256
C.	44228
D.	44318
Answer» B. 44256

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S and T can finish a work in 50 days. They worked together for 20 days and then left. How much of the work is left?

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