← Practice: number skills lesson New set →

Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 416 · 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.Round 8501 to the nearest thousand.
  2. 2.What is 1/6 of ₹30?
  3. 3.Zoya scored 49 marks out of 50 in a test. What percentage did Zoya score?
  4. 4.How many factors does 91 have?
  5. 5.Find the HCF of 14 and 16.
  6. 6.Three temple bells ring every 6, 4 and 9 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  7. 7.Which is closest to 202 × 41? (Round each number first.) (a) 80000 (b) 800 (c) 16000 (d) 8000
  8. 8.Which of these numbers divides exactly by 8? (a) 2607 (b) 4240 (c) 8527 (d) 8428
  9. 9.Find the smallest number bigger than 12 that leaves a remainder of 1 when divided by 6, 8 or 12.
  10. 10.How many factors does 28 have?
  11. 11.Two tanks hold 120 litres and 320 litres of milk. What is the biggest can (in litres) that can empty both tanks exactly, with no milk left over?
  12. 12.Find the LCM of 3, 7 and 15.
  13. 13.What is 1/10 of ₹200?
  14. 14.What is the smallest number you must take away from 339 so that it divides exactly by 4?
  15. 15.What is the smallest number you must add to 939 so that it divides exactly by 4?
  16. 16.How many factors does 61 have?
  17. 17.Which of these numbers divides exactly by 9? (a) 4754 (b) 4716 (c) 1542 (d) 9046
  18. 18.How many factors does 50 have?
  19. 19.Find the smallest number bigger than 15 that leaves a remainder of 1 when divided by 8, 15 or 5.
  20. 20.5/10 × 1/6 =
  21. 21.If 5 bottles of juice cost ₹170, how much do 12 bottles of juice cost (in ₹)?
  22. 22.9 × (17 − 7) + 24 ÷ 4 =
  23. 23.5/8 + 1/4 =
  24. 24.Find the smallest number bigger than 8 that leaves a remainder of 1 when divided by 8, 5 or 3.
  25. 25.6/8 − 2/3 =
  26. 26.Find the HCF of 18 and 63.
  27. 27.43 − 40 ÷ 8 × 8 =
  28. 28.What is 1/3 of 12 students?
  29. 29.27 + 3 × 6 − 12 =
  30. 30.Which is closest to 798 + 504 + 296? (a) 1600 (b) 1500 (c) 1700 (d) 1800
  31. 31.Find the third proportional to 5 and 20 (that is, 5 : 20 = 20 : ?).
  32. 32.Which is closest to 96 + 897 + 297? (a) 1400 (b) 1500 (c) 1300 (d) 1200
  33. 33.Which is closest to 197 + 198 + 603? (a) 1100 (b) 1000 (c) 900 (d) 1200
  34. 34.Aarav scored 9 marks out of 20 in a test. What percentage did Aarav score?
  35. 35.1/8 + 2/3 =
  36. 36.Find the LCM of 42 and 48.
  37. 37.17.6 ÷ 8 =
  38. 38.10% of a number is 19. What is the number?
  39. 39.What percent of 20 is 16?
  40. 40.Round 44.16 to one decimal place. =

Answer key

  1. 9000
  2. 5
  3. 98
  4. 4
  5. 2
  6. 36
  7. 8000
  8. 4240
  9. 25
  10. 6
  11. 40
  12. 105
  13. 20
  14. 3
  15. 1
  16. 2
  17. 4716
  18. 6
  19. 121
  20. 1/12
  21. 408
  22. 96
  23. 7/8
  24. 121
  25. 1/12
  26. 9
  27. 3
  28. 4
  29. 33
  30. 1600
  31. 80
  32. 1300
  33. 1000
  34. 45
  35. 19/24
  36. 336
  37. 2.2
  38. 190
  39. 80
  40. 44.2

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude