Question

A can do a piece of work in 10 days, B in 12 days and C in 15 days. All begin together but A leaves the work after 2 days and B leaves 3 days before the work is finished. How long did the work last?

[NEED ANSWERS WITH STEPS]
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Answer 1

The number of days is 7

Answer 2

Answer:

Answer- number of days is 7 days