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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 883 · 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.Round 95964 to the nearest ten.
  2. 2.If 8 kg of rice costs ₹480, how many kg can you buy for ₹780?
  3. 3.Write 3/10 as a percent.
  4. 4.Find the smallest number bigger than 15 that leaves a remainder of 4 when divided by 15, 10 or 12.
  5. 5.Round 2459 to the nearest ten.
  6. 6.1/6 × 1/5 =
  7. 7.Three temple bells ring every 4, 9 and 8 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  8. 8.Which is closest to 495 + 399 + 499? (a) 1500 (b) 1400 (c) 1600 (d) 1300
  9. 9.A hostel has enough food for 3 students for 15 days. How many days will the same food last for 5 students?
  10. 10.Find the smallest number bigger than 15 that leaves a remainder of 1 when divided by 8, 15 or 5.
  11. 11.70 − 18 ÷ 3 × 6 =
  12. 12.What is the smallest number you must take away from 139 so that it divides exactly by 8?
  13. 13.What is the smallest number you must take away from 700 so that it divides exactly by 13?
  14. 14.If 4 pencil boxes cost ₹40, how much do 10 pencil boxes cost (in ₹)?
  15. 15.34 − 16 ÷ 8 × 2 =
  16. 16.23 + 6 × 10 − 19 =
  17. 17.Round 16363 to the nearest thousand.
  18. 18.If 9 bottles of juice cost ₹288, how much do 18 bottles of juice cost (in ₹)?
  19. 19.Ishaan scored 34 marks out of 40 in a test. What percentage did Ishaan score?
  20. 20.Find the LCM of 2 and 3.
  21. 21.42 + 8 × 11 − 35 =
  22. 22.Three temple bells ring every 24, 6 and 18 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  23. 23.Which is closest to 1193 ÷ 31? (a) 80 (b) 20 (c) 400 (d) 40
  24. 24.A hall floor is 120 cm long and 80 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  25. 25.A hall floor is 160 cm long and 140 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  26. 26.What is 1/4 of ₹44?
  27. 27.6/8 + 7/11 =
  28. 28.10 : 8 = 30 : ?
  29. 29.2/3 × 1/4 =
  30. 30.What is 7/9 of 216 kg?
  31. 31.Which of these numbers divides exactly by 11? (a) 7744 (b) 1600 (c) 9610 (d) 8918
  32. 32.5 × (16 − 11) + 42 ÷ 6 =
  33. 33.Two tanks hold 75 litres and 200 litres of milk. What is the biggest can (in litres) that can empty both tanks exactly, with no milk left over?
  34. 34.4.09 + 8.5 =
  35. 35.47 + 7 × 2 − 11 =
  36. 36.Find the smallest number bigger than 15 that leaves a remainder of 1 when divided by 4, 5 or 15.
  37. 37.Find the third proportional to 4 and 16 (that is, 4 : 16 = 16 : ?).
  38. 38.What is the smallest number you must take away from 507 so that it divides exactly by 12?
  39. 39.Round 95054 to the nearest ten.
  40. 40.Which of these numbers divides exactly by 8? (a) 1680 (b) 3639 (c) 9170 (d) 9794

Answer key

  1. 95960
  2. 13
  3. 30
  4. 64
  5. 2460
  6. 1/30
  7. 72
  8. 1400
  9. 9
  10. 121
  11. 34
  12. 3
  13. 11
  14. 100
  15. 30
  16. 64
  17. 16000
  18. 576
  19. 85
  20. 6
  21. 95
  22. 72
  23. 40
  24. 6
  25. 56
  26. 11
  27. 61/44
  28. 24
  29. 1/6
  30. 168
  31. 7744
  32. 32
  33. 25
  34. 12.59
  35. 50
  36. 61
  37. 64
  38. 3
  39. 95050
  40. 1680

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