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12 men can complete a piece of work in 18 days. After 6 days, 4 men leave. In how many more days will the remaining men complete the work?

1256Medium DSSSB TGT Computer Science 0 replies 1 views
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12 men can complete a piece of work in 18 days. After 6 days, 4 men leave. In how many more days will the remaining men complete the work?

  • A15
  • B16
  • C20
  • D18
Correct answer: D

Explanation

Work left = 12 men × 12 days = 144 man-days; with 8 men it takes 144/8 = 18 more days.

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