A can do a piece of work in 5 days and B in the 10 days how long will they take to same work if they work together?
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Answer:
3 1/3 days
Step-by-step explanation:
Given that
'A' can do the piece of work = 5 days
'B' can do the piece of work = 10 days
'A' and 'B' work together
= A×B/A+B
= 5×10/5+10
= 50/15
= 10/3
= 3 1/3 days
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