Question

40 persons take 30 days to complete a work. If 20 more persons are hired, then the same work will be completed in :. Single choice.
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Answer 1

Step-by-step explanation:

so the answer of x is 60

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Answer 2

Answer:

40 persons take 30 days

let the number of days work done by 60 person be x

40 × 30 =60 ×x

1200= 60×x

x=1200/60

x=20

so the 60persons do work in 20 days