← Practice: number skills lesson New set →

Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 331 · 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 8 and 28.
  2. 2.30 ÷ 3 × 6 + 8 =
  3. 3.Divide ₹54 between Ananya and Zoya in the ratio 2 : 7. How much does Ananya get (in ₹)?
  4. 4.What is the smallest number you must add to 967 so that it divides exactly by 8?
  5. 5.What is the smallest number you must take away from 449 so that it divides exactly by 6?
  6. 6.What is 2/5 of 90 litres?
  7. 7.30.4 ÷ 8 =
  8. 8.What is 20% of 350?
  9. 9.The HCF of two numbers is 6 and their LCM is 144. One of the numbers is 48. What is the other number?
  10. 10.What is the smallest number you must take away from 909 so that it divides exactly by 4?
  11. 11.Find the smallest number bigger than 5 that leaves a remainder of 1 when divided by 3, 5 or 4.
  12. 12.30 ÷ 5 × 2 + 5 =
  13. 13.Find the LCM of 13, 2 and 10.
  14. 14.Which of these numbers divides exactly by 3? (a) 4055 (b) 6765 (c) 4043 (d) 2629
  15. 15.A hostel has enough food for 7 students for 23 days. How many days will the same food last for 23 students?
  16. 16.3.61 + 8.9 =
  17. 17.If 4 kg of rice costs ₹84, how many kg can you buy for ₹63?
  18. 18.What is the smallest number you must add to 329 so that it divides exactly by 6?
  19. 19.The ratio of boys to girls in a class is 9 : 2. There are 45 boys. How many girls are there?
  20. 20.Round 10543 to the nearest hundred.
  21. 21.7.6 × 4 =
  22. 22.If 4 kg of rice costs ₹112, how many kg can you buy for ₹280?
  23. 23.If 6 cricket balls cost ₹102, how much do 2 cricket balls cost (in ₹)?
  24. 24.Write 14/25 as a percent.
  25. 25.A hall floor is 420 cm long and 240 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  26. 26.What is 20% of 305?
  27. 27.Which is closest to 400 + 204 + 699? (a) 1500 (b) 1400 (c) 1300 (d) 1200
  28. 28.4 painters can paint a school in 12 days. How many days would 24 painters take, working at the same speed?
  29. 29.What is 1/2 of 6 students?
  30. 30.Find the smallest number bigger than 10 that leaves a remainder of 3 when divided by 4, 10 or 5.
  31. 31.If 8 pens cost ₹136, how much do 18 pens cost (in ₹)?
  32. 32.Nisha scored 39 marks out of 50 in a test. What percentage did Nisha score?
  33. 33.14.4 ÷ 3 =
  34. 34.Find the LCM of 4, 2 and 3.
  35. 35.(17 + 16) × 7 − 24 =
  36. 36.Find the HCF of 98 and 56.
  37. 37.48 + 5 × 8 − 11 =
  38. 38.Find the LCM of 8 and 12.
  39. 39.What is the smallest number you must add to 632 so that it divides exactly by 3?
  40. 40.Which of these numbers divides exactly by 6? (a) 4359 (b) 1770 (c) 1757 (d) 7996

Answer key

  1. 4
  2. 68
  3. 12
  4. 1
  5. 5
  6. 36
  7. 3.8
  8. 70
  9. 18
  10. 1
  11. 61
  12. 17
  13. 130
  14. 6765
  15. 7
  16. 12.51
  17. 3
  18. 1
  19. 10
  20. 10500
  21. 30.4
  22. 10
  23. 34
  24. 56
  25. 28
  26. 61
  27. 1300
  28. 2
  29. 3
  30. 23
  31. 306
  32. 78
  33. 4.8
  34. 12
  35. 207
  36. 14
  37. 77
  38. 24
  39. 1
  40. 1770

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude