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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 505 · 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.Divide ₹40 between Meera and Diya in the ratio 7 : 1. How much does Meera get (in ₹)?
  2. 2.If 3 kg of rice costs ₹219, how many kg can you buy for ₹803?
  3. 3.Write 7/20 as a percent.
  4. 4.Ishaan scored 6 marks out of 50 in a test. What percentage did Ishaan score?
  5. 5.Round 14366 to the nearest ten.
  6. 6.(12 + 9) × 2 − 3 =
  7. 7.What is the smallest number you must add to 356 so that it divides exactly by 3?
  8. 8.50 + 7 × 5 − 21 =
  9. 9.35 − 6 ÷ 3 × 9 =
  10. 10.Which is closest to 3997 ÷ 51? (a) 40 (b) 80 (c) 800 (d) 160
  11. 11.3 painters can paint a school in 12 days. How many days would 9 painters take, working at the same speed?
  12. 12.What is the smallest number you must take away from 465 so that it divides exactly by 12?
  13. 13.Which is closest to 801 + 795 + 97? (a) 1600 (b) 1700 (c) 1800 (d) 1900
  14. 14.Nisha takes 60 seconds and Pooja takes 75 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?
  15. 15.25% of a number is 93. What is the number?
  16. 16.What is the smallest number you must add to 896 so that it divides exactly by 12?
  17. 17.1/4 + 5/12 =
  18. 18.Round 47.11 to one decimal place. =
  19. 19.How many factors does 97 have?
  20. 20.Three temple bells ring every 9, 8 and 12 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  21. 21.Divide ₹116 between Isha and Rohan in the ratio 3 : 1. How much does Isha get (in ₹)?
  22. 22.If 3 notebooks cost ₹27, how much do 2 notebooks cost (in ₹)?
  23. 23.80 ÷ 8 × 9 + 2 =
  24. 24.Round 26695 to the nearest thousand.
  25. 25.Find the LCM of 10 and 35.
  26. 26.Find the LCM of 6 and 4.
  27. 27.Find the LCM of 6, 4 and 2.
  28. 28.8/10 + 1/2 =
  29. 29.Round 19021 to the nearest ten.
  30. 30.Round 54.11 to one decimal place. =
  31. 31.A hostel has enough food for 6 students for 17 days. How many days will the same food last for 2 students?
  32. 32.3/7 + 10/12 =
  33. 33.Round 70.14 to one decimal place. =
  34. 34.(3 + 15) × 2 − 21 =
  35. 35.A hall floor is 80 cm long and 60 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  36. 36.81 ÷ 9 × 9 + 30 =
  37. 37.What percent of 25 is 9?
  38. 38.How many factors does 17 have?
  39. 39.Write 23/50 as a percent.
  40. 40.Which is closest to 403 + 100 + 97? (a) 600 (b) 800 (c) 700 (d) 500

Answer key

  1. 35
  2. 11
  3. 35
  4. 12
  5. 14370
  6. 39
  7. 1
  8. 64
  9. 17
  10. 80
  11. 4
  12. 9
  13. 1700
  14. 300
  15. 372
  16. 4
  17. 2/3
  18. 47.1
  19. 2
  20. 72
  21. 87
  22. 18
  23. 92
  24. 27000
  25. 70
  26. 12
  27. 12
  28. 13/10
  29. 19020
  30. 54.1
  31. 51
  32. 53/42
  33. 70.1
  34. 15
  35. 12
  36. 111
  37. 36
  38. 2
  39. 46
  40. 600

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