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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 932 · 40 questions
TalentJR

The method (Spot the type): Read the question and name the topic: HCF/LCM, fraction, ratio, percent … Use that lesson’s method and write each step. Check: is the answer sensible in size and units?

NameDateTime takenScore ___ / 40
  1. 1.How many factors does 74 have?
  2. 2.What is 1/6 of 84 kg?
  3. 3.1/3 of 18 + 4 × 2 =
  4. 4.Find the LCM of 12, 4 and 6.
  5. 5.How many factors does 58 have?
  6. 6.Which of these numbers divides exactly by 9? (a) 3369 (b) 4599 (c) 7111 (d) 8684
  7. 7.What is 1/2 of ₹50?
  8. 8.Find the LCM of 12 and 16.
  9. 9.3/9 + 1/2 =
  10. 10.Find the HCF of 81 and 72.
  11. 11.If 8 kg of rice costs ₹456, how many kg can you buy for ₹171?
  12. 12.The HCF of two numbers is 2 and their LCM is 24. One of the numbers is 8. What is the other number?
  13. 13.Find the HCF of 40 and 24.
  14. 14.The ratio of boys to girls in a class is 1 : 4. There are 10 boys. How many girls are there?
  15. 15.Find the LCM of 2, 13 and 4.
  16. 16.9.79 + 3.6 =
  17. 17.The ratio of boys to girls in a class is 9 : 7. There are 63 boys. How many girls are there?
  18. 18.Which of these numbers divides exactly by 9? (a) 3798 (b) 6809 (c) 2919 (d) 4166
  19. 19.7/8 − 1/2 =
  20. 20.What is the smallest number you must add to 449 so that it divides exactly by 3?
  21. 21.12% of a number is 48. What is the number?
  22. 22.70.2 ÷ 9 =
  23. 23.60 ÷ 6 × 6 + 16 =
  24. 24.A car goes 168 km on 12 litres of petrol. How far can it go on 26 litres (in km)?
  25. 25.Which of these numbers divides exactly by 3? (a) 5752 (b) 8537 (c) 1713 (d) 9983
  26. 26.8.1 × 2 =
  27. 27.The ratio of boys to girls in a class is 5 : 4. There are 10 boys. How many girls are there?
  28. 28.What is 60% of 375?
  29. 29.The ratio of boys to girls in a class is 4 : 5. There are 20 boys. How many girls are there?
  30. 30.A car goes 130 km on 10 litres of petrol. How far can it go on 21 litres (in km)?
  31. 31.Find the smallest number bigger than 10 that leaves a remainder of 1 when divided by 10, 5 or 4.
  32. 32.Find the HCF of 10 and 15.
  33. 33.How many factors does 95 have?
  34. 34.Find the smallest number bigger than 15 that leaves a remainder of 1 when divided by 15, 3 or 4.
  35. 35.What is 10% of 20?
  36. 36.Round 34.12 to one decimal place. =
  37. 37.Rahul scored 76 marks out of 80 in a test. What percentage did Rahul score?
  38. 38.What percent of 80 is 68?
  39. 39.Round 29636 to the nearest hundred.
  40. 40.The HCF of two numbers is 2 and their LCM is 48. One of the numbers is 6. What is the other number?

Answer key

  1. 4
  2. 14
  3. 14
  4. 12
  5. 4
  6. 4599
  7. 25
  8. 48
  9. 5/6
  10. 9
  11. 3
  12. 6
  13. 8
  14. 40
  15. 52
  16. 13.39
  17. 49
  18. 3798
  19. 3/8
  20. 1
  21. 400
  22. 7.8
  23. 76
  24. 364
  25. 1713
  26. 16.2
  27. 8
  28. 225
  29. 25
  30. 273
  31. 21
  32. 5
  33. 4
  34. 61
  35. 2
  36. 34.1
  37. 95
  38. 85
  39. 29600
  40. 16

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