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Multiple choice

A man completes a piece of work in 15 days. With the help of his son, they finish the same work in 9 days. In how many days can the son alone complete the work?

  1. 18

  2. 22.5

  3. 27

  4. 30

Reveal answer Fill a bubble to check yourself
C Correct answer

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Practice this chapter

  • Time and Work (2195 questions)
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