A and B can finish a piece of work in 16 and 12 daya respectively. A started the work and worked at it for 2days.He was th3n joined by B.Find the total time taken by A to finish the work
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let A can be finish work =6day
A's 1 day work =1/6
B can finish work =12 days
B's 1 day work =1/12
A's 1 day work =1/6
B can finish work =12 days
B's 1 day work =1/12
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