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NMAT Time and Work — practice questions — page 3

Explore 76 free Time and Work questions in NMAT Quantitative Aptitude. Open each question or exercise to read its content, reference answers and available explanation.

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Time and Work questions and exercises with answers

Showing questions 61–76 of 76.

6 pipes fill a tank in 1 hour 20 minutes. With 5 pipes the time is:Read the answer and worked solution →A hostel has food for 100 students for 20 days. If 25 more join, it lasts:Read the answer and worked solution →15 workers build a wall in 48 hours. To finish in 30 hours you need:Read the answer and worked solution →Which pair is in inverse proportion?Read the answer and worked solution →The angle turned by a clock's minute hand and the time passed are:Read the answer and worked solution →A car takes 2 hours at 60 km/h. At 80 km/h the same trip takes:Read the answer and worked solution →A box of sweets gives 24 children 5 each. With 4 fewer children, each gets:Read the answer and worked solution →Simple interest at a fixed rate and time changes in direct proportion with the:Read the answer and worked solution →Catch the direct proportionsRead the answer and worked solution →Pop the inverse pairsRead the answer and worked solution →Run the proportion numbersRead the answer and worked solution →Slice the proportion wordsRead the answer and worked solution →Direct or inverseRead the answer and worked solution →Sort the proportion cluesRead the answer and worked solution →Type the numberRead the answer and worked solution →Proportion bingoRead the answer and worked solution →

Worked practice questions

6 pipes fill a tank in 1 hour 20 minutes. With 5 pipes the time is:

  1. 96 minutes
  2. 80 minutes
  3. 100 minutes
  4. 66 minutes
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Correct answer: A. 96 minutes

1. Fewer pipes means more time. 2. 80 times 6 equals 5 times x. 3. x is 96 minutes. _Source: syllabus Mathematics, Chapter 13, Direct and Inverse Proportions._

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A hostel has food for 100 students for 20 days. If 25 more join, it lasts:

  1. 18 days
  2. 16 days
  3. 25 days
  4. 15 days
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Correct answer: B. 16 days

1. More students, fewer days. 2. 100 times 20 equals 125 times y. 3. y is 16 days. _Source: syllabus Mathematics, Chapter 13, Direct and Inverse Proportions._

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15 workers build a wall in 48 hours. To finish in 30 hours you need:

  1. 30 workers
  2. 9 workers
  3. 24 workers
  4. 20 workers
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Correct answer: C. 24 workers

1. Hours and workers vary inversely. 2. 48 times 15 equals 30 times y. 3. y is 24 workers. _Source: syllabus Mathematics, Chapter 13, Direct and Inverse Proportions._

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More Quantitative Aptitude topics

Quantitative AptitudeNumber SystemAlgebraRatio and ProportionTime, Speed and DistancePercentagesSimple InterestProfit and Loss