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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 242 · 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. 1.32 + 11 × 8 − 5 =
  2. 2.A car goes 180 km on 9 litres of petrol. How far can it go on 3 litres (in km)?
  3. 3.Round 88.33 to one decimal place. =
  4. 4.Round 21.37 to one decimal place. =
  5. 5.Which of these numbers divides exactly by 4? (a) 4292 (b) 2806 (c) 1639 (d) 1962
  6. 6.What is the smallest number you must add to 236 so that it divides exactly by 11?
  7. 7.Find the LCM of 9, 2 and 14.
  8. 8.16 ÷ 8 × 9 + 20 =
  9. 9.4.6 × 7 =
  10. 10.1/7 + 9/10 =
  11. 11.6/12 × 3/5 =
  12. 12.A car goes 250 km on 10 litres of petrol. How far can it go on 5 litres (in km)?
  13. 13.Round 55328 to the nearest thousand.
  14. 14.Three temple bells ring every 8, 12 and 15 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  15. 15.Three temple bells ring every 18, 30 and 15 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  16. 16.10 : 12 = 20 : ?
  17. 17.4/9 of 54 + 4 × 2 =
  18. 18.Which is closest to 299 + 695 + 496? (a) 1700 (b) 1400 (c) 1600 (d) 1500
  19. 19.Three temple bells ring every 10, 4 and 6 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  20. 20.29 + 9 × 8 − 10 =
  21. 21.1/4 × 2/3 =
  22. 22.7 : 6 = 56 : ?
  23. 23.Find the LCM of 9 and 12.
  24. 24.2/8 + 3/9 =
  25. 25.5/7 of 28 + 3 × 4 =
  26. 26.27 + 8 × 12 − 17 =
  27. 27.11/12 × 1/2 =
  28. 28.Find the smallest number bigger than 15 that leaves a remainder of 2 when divided by 5, 15 or 9.
  29. 29.Write 1/2 as a percent.
  30. 30.25% of a number is 103. What is the number?
  31. 31.45 ÷ 9 × 3 + 18 =
  32. 32.Which is closest to 1503 ÷ 29? (a) 100 (b) 50 (c) 25 (d) 500
  33. 33.2/9 of 27 + 4 × 4 =
  34. 34.If 8 pens cost ₹152, how much do 14 pens cost (in ₹)?
  35. 35.1/6 of 42 + 9 × 9 =
  36. 36.If 12 cricket balls cost ₹648, how much do 4 cricket balls cost (in ₹)?
  37. 37.Which of these numbers divides exactly by 3? (a) 3178 (b) 7925 (c) 9451 (d) 5085
  38. 38.3/9 + 2/3 =
  39. 39.If 5 pens cost ₹135, how much do 15 pens cost (in ₹)?
  40. 40.Rohan takes 90 seconds and Aarav takes 36 seconds to run once round a track. They start together from the start line. After how many seconds will they first be at the start line together again?

Answer key

  1. 115
  2. 60
  3. 88.3
  4. 21.4
  5. 4292
  6. 6
  7. 126
  8. 38
  9. 32.2
  10. 73/70
  11. 3/10
  12. 125
  13. 55000
  14. 120
  15. 90
  16. 24
  17. 32
  18. 1500
  19. 60
  20. 91
  21. 1/6
  22. 48
  23. 36
  24. 7/12
  25. 32
  26. 106
  27. 11/24
  28. 47
  29. 50
  30. 412
  31. 33
  32. 50
  33. 22
  34. 266
  35. 88
  36. 216
  37. 5085
  38. 1
  39. 405
  40. 180

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