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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 863 · 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.Three temple bells ring every 5, 24 and 6 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  2. 2.If 7 cricket balls cost ₹406, how much do 6 cricket balls cost (in ₹)?
  3. 3.Find the HCF of 21 and 35.
  4. 4.Round 54102 to the nearest thousand.
  5. 5.What is the smallest number you must add to 219 so that it divides exactly by 7?
  6. 6.If 8 kg of rice costs ₹160, how many kg can you buy for ₹260?
  7. 7.Divide ₹182 between Karan and Sneha in the ratio 9 : 4. How much does Sneha get (in ₹)?
  8. 8.Find the LCM of 54 and 24.
  9. 9.What is 1/2 of ₹10?
  10. 10.If 8 notebooks cost ₹448, how much do 16 notebooks cost (in ₹)?
  11. 11.Which is closest to 1500 ÷ 31? (a) 25 (b) 100 (c) 500 (d) 50
  12. 12.How many factors does 48 have?
  13. 13.If 3 bottles of juice cost ₹75, how much do 6 bottles of juice cost (in ₹)?
  14. 14.How many factors does 83 have?
  15. 15.A car goes 192 km on 8 litres of petrol. How far can it go on 23 litres (in km)?
  16. 16.5/10 − 1/8 =
  17. 17.A car goes 154 km on 11 litres of petrol. How far can it go on 20 litres (in km)?
  18. 18.Which of these numbers divides exactly by 11? (a) 9607 (b) 7062 (c) 2152 (d) 4881
  19. 19.4 × (13 − 11) + 24 ÷ 4 =
  20. 20.3.5 × 7 =
  21. 21.What is the smallest number you must add to 628 so that it divides exactly by 11?
  22. 22.If 4 kg of rice costs ₹80, how many kg can you buy for ₹140?
  23. 23.Find the LCM of 10, 12 and 15.
  24. 24.Round 52723 to the nearest hundred.
  25. 25.Find the HCF of 36 and 45.
  26. 26.The HCF of two numbers is 3 and their LCM is 30. One of the numbers is 15. What is the other number?
  27. 27.Find the LCM of 14, 15 and 5.
  28. 28.Which is closest to 801 + 295 + 703? (a) 2000 (b) 1700 (c) 1800 (d) 1900
  29. 29.Find the smallest number bigger than 8 that leaves a remainder of 3 when divided by 4, 5 or 8.
  30. 30.32 − 8 ÷ 2 × 4 =
  31. 31.What percent of 25 is 15?
  32. 32.The HCF of two numbers is 2 and their LCM is 56. One of the numbers is 8. What is the other number?
  33. 33.If 11 pencil boxes cost ₹121, how much do 18 pencil boxes cost (in ₹)?
  34. 34.If 7 cricket balls cost ₹378, how much do 4 cricket balls cost (in ₹)?
  35. 35.2/9 × 3/4 =
  36. 36.1/2 × 6/11 =
  37. 37.1/2 of 4 + 6 × 9 =
  38. 38.Find the HCF of 135 and 120.
  39. 39.What is 2/7 of 203 km?
  40. 40.Find the smallest number bigger than 12 that leaves a remainder of 1 when divided by 9, 8 or 12.

Answer key

  1. 120
  2. 348
  3. 7
  4. 54000
  5. 5
  6. 13
  7. 56
  8. 216
  9. 5
  10. 896
  11. 50
  12. 10
  13. 150
  14. 2
  15. 552
  16. 3/8
  17. 280
  18. 7062
  19. 14
  20. 24.5
  21. 10
  22. 7
  23. 60
  24. 52700
  25. 9
  26. 6
  27. 210
  28. 1800
  29. 43
  30. 16
  31. 60
  32. 14
  33. 198
  34. 216
  35. 1/6
  36. 3/11
  37. 56
  38. 15
  39. 58
  40. 73

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