Mathematics
Medium
Question
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
✓ Official correct answer
C
55 days
D
None of these
Community credibility
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A
42/4 days
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B
41/4 days
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C
55 days
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D
None of these
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