А
and B together
can do
a piece
of work in & days. If alone
the same work in
la dags & them B
alone can do the same work in.
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Answer:A, B & C together complete work in :
10 x 50 / (10 + 50) = 25/3 days
=> (B + C) + B + C = 25/3 days
=> B + C = 50/3 days
Now C’s 1 day work = 1/50
B + C one day work = 3/50
=> B one day work = 3/50 - 1/50 = 1/25
= B alone completes work in 25 dsys
Step-by-step explanation:
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