Question

empt.php?attempt=9203682 cmid=729650&page=2
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:
Select one:
O a. 15 days
O b. 8 days
O c. 10 days
O d. 12 days
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Answer 1

Answer:

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