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GMAT Work — practice questions

Explore 3 free Work questions in GMAT Quantitative Reasoning. Open each question or exercise to read its content, reference answers and available explanation.

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Work questions and exercises with answers

Showing questions 1–3 of 3.

If A finishes a job in 12 days and B in 6 days, together:Read the answer and worked solution →Pipe fills tank in 8 hours. In 3 hours it fills:Read the answer and worked solution →If x men complete work in 20 days, 2x men in:Read the answer and worked solution →

Worked practice questions

If A finishes a job in 12 days and B in 6 days, together:

  1. 9 days
  2. 3 days
  3. 6 days
  4. 4 days
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Correct answer: D. 4 days

1. Rates: 1/12 + 1/6 = 3/12 = 1/4. 2. Time = 4 days. _Source: 501-GMAT-Questions Section 4 / Manhattan Quant Bank_

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Pipe fills tank in 8 hours. In 3 hours it fills:

  1. 3/8
  2. 8/3
  3. 5/8
  4. 1/3
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Correct answer: A. 3/8

1. Rate 1/8 per hour. 2. 3 × 1/8 = 3/8 of tank. _Source: 501-GMAT-Questions Section 4 / Manhattan Quant Bank_

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If x men complete work in 20 days, 2x men in:

  1. 20 days
  2. 40 days
  3. 10 days
  4. 5 days
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Correct answer: C. 10 days

1. Doubling workforce halves time → 10 days. _Source: 501-GMAT-Questions Section 4 / Manhattan Quant Bank_

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More Quantitative Reasoning topics

Modern MathematicsQuantitative ReasoningAlgebraPermutations and CombinationsLogical ReasoningQuantitative AptitudeAverages and MixturesSimple and Compound Interest