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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 284 · 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.Find the HCF of 45 and 25.
  2. 2.What is 1/2 of 16 km?
  3. 3.4/5 of 55 + 9 × 9 =
  4. 4.A car goes 95 km on 5 litres of petrol. How far can it go on 33 litres (in km)?
  5. 5.What is the smallest number you must take away from 491 so that it divides exactly by 3?
  6. 6.What is the smallest number you must take away from 824 so that it divides exactly by 7?
  7. 7.What is 3/5 of 15 kg?
  8. 8.Which is closest to 102 + 597 + 899? (a) 1800 (b) 1700 (c) 1500 (d) 1600
  9. 9.Which of these numbers divides exactly by 8? (a) 7839 (b) 2514 (c) 7120 (d) 6593
  10. 10.24 ÷ 8 × 2 + 26 =
  11. 11.What is 30% of 310?
  12. 12.Find the LCM of 30 and 25.
  13. 13.10 : 9 = 90 : ?
  14. 14.Find the HCF of 36 and 30.
  15. 15.40% of a number is 226. What is the number?
  16. 16.Which is closest to 703 + 596 + 196? (a) 1400 (b) 1500 (c) 1600 (d) 1700
  17. 17.The HCF of two numbers is 3 and their LCM is 90. One of the numbers is 15. What is the other number?
  18. 18.Find the smallest number bigger than 9 that leaves a remainder of 2 when divided by 6, 3 or 9.
  19. 19.16 + 7 × 12 − 13 =
  20. 20.28 ÷ 4 × 9 + 9 =
  21. 21.50 + 6 × 4 − 45 =
  22. 22.92 − 63 ÷ 9 × 8 =
  23. 23.What is the smallest number you must take away from 868 so that it divides exactly by 9?
  24. 24.Divide ₹468 between Farhan and Karan in the ratio 5 : 8. How much does Farhan get (in ₹)?
  25. 25.What percent of 40 is 6?
  26. 26.Find the LCM of 12 and 32.
  27. 27.Which of these numbers divides exactly by 6? (a) 2456 (b) 9912 (c) 1579 (d) 2527
  28. 28.What is 40% of 125?
  29. 29.Find the smallest number bigger than 10 that leaves a remainder of 3 when divided by 8, 6 or 10.
  30. 30.(7 + 12) × 6 − 10 =
  31. 31.Find the LCM of 5, 15 and 6.
  32. 32.What is the smallest number you must add to 254 so that it divides exactly by 6?
  33. 33.Which of these numbers divides exactly by 11? (a) 2211 (b) 1707 (c) 9215 (d) 3151
  34. 34.6.53 + 2.2 =
  35. 35.What is the smallest number you must take away from 255 so that it divides exactly by 8?
  36. 36.If 12 notebooks cost ₹708, how much do 11 notebooks cost (in ₹)?
  37. 37.Which is closest to 1598 ÷ 39? (a) 400 (b) 20 (c) 80 (d) 40
  38. 38.3.6 × 5 =
  39. 39.What is the smallest number you must add to 456 so that it divides exactly by 7?
  40. 40.If 5 kg of rice costs ₹105, how many kg can you buy for ₹210?

Answer key

  1. 5
  2. 8
  3. 125
  4. 627
  5. 2
  6. 5
  7. 9
  8. 1600
  9. 7120
  10. 32
  11. 93
  12. 150
  13. 81
  14. 6
  15. 565
  16. 1500
  17. 18
  18. 20
  19. 87
  20. 72
  21. 29
  22. 36
  23. 4
  24. 180
  25. 15
  26. 96
  27. 9912
  28. 50
  29. 123
  30. 104
  31. 30
  32. 4
  33. 2211
  34. 8.73
  35. 7
  36. 649
  37. 40
  38. 18
  39. 6
  40. 10

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