Question

please solve this..​

Answer 1

hi friends
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A can do work in = 2/3 days
= 2/3×12
= 8 days
A one day work = 1/8

B can do work in = 1/6 days
= 1/6×4
=2/3 days
one day work = 3/2

(A + B) 's one day work = 1/8+3/2
= 1+12/8
=13/8
= 8/13 days
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may you find something

if you feel the answer is wrong you may use this model .
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