A and b together can finish a piece of work in 12 days. if a alone can finish the same work in 20 days, in how many days b alone can finish it?
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Answered by
4
A and b is given as 12.
a =20
b=?
answer is 20
if a can do in 20 days. then b can do in 20 days..
a =20
b=?
answer is 20
if a can do in 20 days. then b can do in 20 days..
Answered by
4
A + B=12
A=20
B=?
substituting;
20 + B=12
B=12-20
B=8 DAYS
A=20
B=?
substituting;
20 + B=12
B=12-20
B=8 DAYS
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