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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 652 · 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.Priya scored 4 marks out of 20 in a test. What percentage did Priya score?
  2. 2.26 + 3 × 10 − 24 =
  3. 3.1/3 + 6/9 =
  4. 4.How many factors does 90 have?
  5. 5.What is the smallest number you must add to 133 so that it divides exactly by 11?
  6. 6.Which is closest to 1995 ÷ 39? (a) 50 (b) 25 (c) 100 (d) 500
  7. 7.Which of these numbers divides exactly by 3? (a) 6578 (b) 6034 (c) 9935 (d) 2943
  8. 8.48 ÷ 8 × 2 + 17 =
  9. 9.4.6 × 8 =
  10. 10.Find the smallest number bigger than 10 that leaves a remainder of 4 when divided by 9, 6 or 10.
  11. 11.12 : 3 = 24 : ?
  12. 12.Find the smallest number bigger than 12 that leaves a remainder of 3 when divided by 12, 4 or 6.
  13. 13.What percent of 200 is 110?
  14. 14.3 × (10 − 1) + 54 ÷ 6 =
  15. 15.What is 1/5 of 95 km?
  16. 16.Divide ₹104 between Rohan and Arjun in the ratio 5 : 3. How much does Rohan get (in ₹)?
  17. 17.Which is closest to 299 × 41? (Round each number first.) (a) 12000 (b) 1200 (c) 120000 (d) 24000
  18. 18.Find the LCM of 10, 11 and 4.
  19. 19.Which of these numbers divides exactly by 3? (a) 8518 (b) 1229 (c) 7764 (d) 3157
  20. 20.Two tanks hold 105 litres and 75 litres of milk. What is the biggest can (in litres) that can empty both tanks exactly, with no milk left over?
  21. 21.What is the smallest number you must add to 167 so that it divides exactly by 11?
  22. 22.(6 + 8) × 8 − 3 =
  23. 23.Find the third proportional to 7 and 35 (that is, 7 : 35 = 35 : ?).
  24. 24.(2 + 11) × 4 − 26 =
  25. 25.If 7 pens cost ₹154, how much do 6 pens cost (in ₹)?
  26. 26.The HCF of two numbers is 2 and their LCM is 24. One of the numbers is 6. What is the other number?
  27. 27.27 ÷ 9 × 6 + 14 =
  28. 28.What is the smallest number you must add to 142 so that it divides exactly by 11?
  29. 29.What is 50% of 286?
  30. 30.What percent of 25 is 22?
  31. 31.How many factors does 56 have?
  32. 32.Which is closest to 1796 ÷ 29? (a) 120 (b) 60 (c) 30 (d) 600
  33. 33.Three temple bells ring every 9, 30 and 15 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  34. 34.A car goes 64 km on 8 litres of petrol. How far can it go on 14 litres (in km)?
  35. 35.3/4 of 8 + 7 × 4 =
  36. 36.Write 41/50 as a percent.
  37. 37.1/3 − 1/12 =
  38. 38.Round 79476 to the nearest thousand.
  39. 39.3/6 − 1/3 =
  40. 40.Divide ₹80 between Pooja and Aditya in the ratio 1 : 4. How much does Pooja get (in ₹)?

Answer key

  1. 20
  2. 32
  3. 1
  4. 12
  5. 10
  6. 50
  7. 2943
  8. 29
  9. 36.8
  10. 94
  11. 6
  12. 15
  13. 55
  14. 36
  15. 19
  16. 65
  17. 12000
  18. 220
  19. 7764
  20. 15
  21. 9
  22. 109
  23. 175
  24. 26
  25. 132
  26. 8
  27. 32
  28. 1
  29. 143
  30. 88
  31. 8
  32. 60
  33. 90
  34. 112
  35. 34
  36. 82
  37. 1/4
  38. 79000
  39. 1/6
  40. 16

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