A and B together can finish a piece of work in 12 days. IfA' alone can finish the same
work in 20days, in how many days Balone can finish
?
Answers
Answered by
5
Answer:
30 days
Step-by-step explanation:
A 1 day work = 1/20
A+B 1 day work = 1/12
B 1 day work = A+B 1 day work - A 1 day work
= 1/12 - 1/20
=5-3/60 = 2/60 = 1/30
B can finish work in 30 days
Answered by
1
Answer:
30 days
Step-by-step explanation:
A 1days work =1/20
A+B 1day work =1/12
B 1day work =A+B 1day work-A1 day work
=1/12-1/20
=5-3/60=2/60=1/30
B can finish work in 30 days.
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