Arun can do a piece of work in 10 day,while Varun can do the same work in 15 days. how long will they take to do the same work, when working together ?
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Answer:
6 days
Step-by-step explanation:
Given,
Arun can do a piece of work in 10 day,
Arun=1/10 days
Varun can do the same work in 15 days.
Varun=1/15 days
how long will they take to do the same work, when working together ?
Arun+Varun=1/10+1/15
Arun+Varun=3+2/30
Arun+Varun=5/30
Arun+Varun=1/6 days
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