SOLUTION: 2 persons a and b they can complete a certain work in 16 and 20 days they work together for 4 days then a left in how many days the b will complete the job
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Question 971252: 2 persons a and b they can complete a certain work in 16 and 20 days they work together for 4 days then a left in how many days the b will complete the job
Answer by anand429(138) (Show Source): You can put this solution on YOUR website!
a's 1 day work = 1/16 units
b's 1 day work = 1/20 units
So, in 4 days, total work by a and b =
=units
units
No. of further days taken by b =
= days
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