A contractor estimates 5 person completes a task in 4 days .if he uses 4 persons instead of 5 , how long should they take to complete the task?
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Answered by
56
5 person complete a task in 4 days
1 person can do the same task in 4×5 =20days
and if he use 4 persons then he do the work in
20/4 =5 days so 4 person can do the same work in 5 days
1 person can do the same task in 4×5 =20days
and if he use 4 persons then he do the work in
20/4 =5 days so 4 person can do the same work in 5 days
Answered by
4
5 days because total work will be 20
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