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A contractor estimates that 3 persons co...

A contractor estimates that 3 persons could rewire Jasminder’s house in 4 days. If, he uses 4 persons instead of three, how long should they take to complete the job?

Text Solution

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let no of ays taken =`x` days
`3*4 = 4*x`
`x = (3*4)/4`
`= 3`days
answer
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