Mathematics
Medium
Question
A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in___________?
A
8 days
B
10 days
C
12 days
✓ Official correct answer
D
15 days
Community credibility
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A
8 days
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B
10 days
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C
12 days
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D
15 days
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