GAT Subject
Engineering
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32. | A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately. If A begins first, in how many days the work will be completed ? | |
A. | 42/4 days | |
B. | 41/4 days | |
C. | 55 days | |
D. | None of these | |