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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 960 · 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.What is 12% of 225?
  2. 2.Two tanks hold 175 litres and 200 litres of milk. What is the biggest can (in litres) that can empty both tanks exactly, with no milk left over?
  3. 3.1/3 + 1/4 =
  4. 4.Divide ₹63 between Priya and Farhan in the ratio 2 : 1. How much does Farhan get (in ₹)?
  5. 5.Find the HCF of 32 and 36.
  6. 6.1/7 + 4/12 =
  7. 7.If 10 pens cost ₹130, how much do 2 pens cost (in ₹)?
  8. 8.(19 + 14) × 2 − 21 =
  9. 9.Three temple bells ring every 20, 24 and 8 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  10. 10.9.5 × 7 =
  11. 11.Which is closest to 801 + 702 + 400? (a) 2000 (b) 2100 (c) 1900 (d) 1800
  12. 12.Find the third proportional to 3 and 15 (that is, 3 : 15 = 15 : ?).
  13. 13.What is 20% of 115?
  14. 14.What percent of 250 is 90?
  15. 15.Meera scored 2 marks out of 50 in a test. What percentage did Meera score?
  16. 16.Find the smallest number bigger than 12 that leaves a remainder of 1 when divided by 12, 10 or 6.
  17. 17.What percent of 500 is 330?
  18. 18.If 5 pens cost ₹295, how much do 11 pens cost (in ₹)?
  19. 19.18 + 2 × 9 − 2 =
  20. 20.Find the smallest number bigger than 12 that leaves a remainder of 6 when divided by 8, 12 or 9.
  21. 21.Round 96301 to the nearest hundred.
  22. 22.(9 + 4) × 9 − 10 =
  23. 23.Which is closest to 197 + 197 + 699? (a) 1000 (b) 1200 (c) 1300 (d) 1100
  24. 24.Write 3/10 as a percent.
  25. 25.38 + 11 × 11 − 24 =
  26. 26.Which of these numbers divides exactly by 3? (a) 7944 (b) 4435 (c) 6770 (d) 3758
  27. 27.Which is closest to 402 ÷ 19? (a) 10 (b) 200 (c) 40 (d) 20
  28. 28.What is the smallest number you must take away from 289 so that it divides exactly by 3?
  29. 29.How many factors does 35 have?
  30. 30.24 ÷ 8 × 8 + 23 =
  31. 31.How many factors does 54 have?
  32. 32.What is the smallest number you must take away from 927 so that it divides exactly by 6?
  33. 33.Find the third proportional to 2 and 4 (that is, 2 : 4 = 4 : ?).
  34. 34.1/4 × 7/12 =
  35. 35.What is 4/9 of ₹234?
  36. 36.25% of a number is 115. What is the number?
  37. 37.2/5 of 30 + 4 × 3 =
  38. 38.Round 13.59 to one decimal place. =
  39. 39.Divide ₹72 between Aarav and Priya in the ratio 1 : 3. How much does Priya get (in ₹)?
  40. 40.If 6 mangoes cost ₹342, how much do 5 mangoes cost (in ₹)?

Answer key

  1. 27
  2. 25
  3. 7/12
  4. 21
  5. 4
  6. 10/21
  7. 26
  8. 45
  9. 120
  10. 66.5
  11. 1900
  12. 75
  13. 23
  14. 36
  15. 4
  16. 61
  17. 66
  18. 649
  19. 34
  20. 78
  21. 96300
  22. 107
  23. 1100
  24. 30
  25. 135
  26. 7944
  27. 20
  28. 1
  29. 4
  30. 47
  31. 8
  32. 3
  33. 8
  34. 7/48
  35. 104
  36. 460
  37. 24
  38. 13.6
  39. 54
  40. 285

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