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A can complete a piece of work in 12 days and B in 24 days. Working together, in how many days will they complete it?

845Medium DSSSB TGT Computer Science 0 replies 1 views
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A can complete a piece of work in 12 days and B in 24 days. Working together, in how many days will they complete it?

  • A10 days
  • B9 days
  • C8 days
  • D6 days
Correct answer: C

Explanation

Combined one-day work = 1/12 + 1/24 = 3/24 = 1/8, so they finish in 8 days.

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