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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 126 · 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.A hostel has enough food for 2 students for 8 days. How many days will the same food last for 4 students?
  2. 2.22.4 ÷ 8 =
  3. 3.Divide ₹66 between Isha and Aditya in the ratio 1 : 5. How much does Isha get (in ₹)?
  4. 4.Which is closest to 803 × 58? (Round each number first.) (a) 96000 (b) 48000 (c) 4800 (d) 480000
  5. 5.75% of a number is 372. What is the number?
  6. 6.Write 3/10 as a percent.
  7. 7.Three temple bells ring every 5, 30 and 12 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  8. 8.Which is closest to 696 + 905 + 597? (a) 2100 (b) 2400 (c) 2200 (d) 2300
  9. 9.What is 75% of 452?
  10. 10.Divide ₹364 between Manav and Zoya in the ratio 5 : 9. How much does Manav get (in ₹)?
  11. 11.Find the HCF of 6 and 4.
  12. 12.3/4 of 40 + 7 × 5 =
  13. 13.Which is closest to 1209 ÷ 19? (a) 30 (b) 60 (c) 120 (d) 600
  14. 14.A hostel has enough food for 10 students for 4 days. How many days will the same food last for 4 students?
  15. 15.Three temple bells ring every 15, 5 and 12 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  16. 16.57.6 ÷ 8 =
  17. 17.Which is closest to 598 + 496 + 701? (a) 1800 (b) 1900 (c) 2000 (d) 1700
  18. 18.Write 1/5 as a percent.
  19. 19.55.8 ÷ 6 =
  20. 20.Three temple bells ring every 15, 4 and 8 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  21. 21.Find the LCM of 30 and 48.
  22. 22.4/6 + 8/12 =
  23. 23.Which is closest to 1500 ÷ 31? (a) 50 (b) 25 (c) 100 (d) 500
  24. 24.2 × (13 − 3) + 20 ÷ 2 =
  25. 25.Find the HCF of 24 and 21.
  26. 26.Write 1/2 as a percent.
  27. 27.Three temple bells ring every 30, 6 and 20 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  28. 28.Which is closest to 604 × 59? (Round each number first.) (a) 360000 (b) 3600 (c) 36000 (d) 72000
  29. 29.12 painters can paint a school in 24 days. How many days would 24 painters take, working at the same speed?
  30. 30.If 6 kg of rice costs ₹234, how many kg can you buy for ₹78?
  31. 31.Which is closest to 1392 ÷ 19? (a) 35 (b) 70 (c) 140 (d) 700
  32. 32.Which is closest to 794 ÷ 19? (a) 400 (b) 80 (c) 20 (d) 40
  33. 33.Find the LCM of 13, 4 and 3.
  34. 34.What is 1/2 of 52 litres?
  35. 35.8.37 + 7.8 =
  36. 36.Sneha takes 50 seconds and Rohan takes 80 seconds to run once round a track. They start together from the start line. After how many seconds will they first be at the start line together again?
  37. 37.Find the HCF of 16 and 14.
  38. 38.A hall floor is 350 cm long and 300 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  39. 39.What is 25% of 516?
  40. 40.8.6 × 7 =

Answer key

  1. 4
  2. 2.8
  3. 11
  4. 48000
  5. 496
  6. 30
  7. 60
  8. 2200
  9. 339
  10. 130
  11. 2
  12. 65
  13. 60
  14. 10
  15. 60
  16. 7.2
  17. 1800
  18. 20
  19. 9.3
  20. 120
  21. 240
  22. 4/3
  23. 50
  24. 30
  25. 3
  26. 50
  27. 60
  28. 36000
  29. 12
  30. 2
  31. 70
  32. 40
  33. 156
  34. 26
  35. 16.17
  36. 400
  37. 2
  38. 42
  39. 129
  40. 60.2

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