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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 669 · 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.Write 3/4 as a percent.
  2. 2.11 − 4 ÷ 2 × 5 =
  3. 3.If 3 kg of rice costs ₹222, how many kg can you buy for ₹296?
  4. 4.10 painters can paint a school in 15 days. How many days would 3 painters take, working at the same speed?
  5. 5.Farhan scored 31 marks out of 50 in a test. What percentage did Farhan score?
  6. 6.A hostel has enough food for 6 students for 24 days. How many days will the same food last for 3 students?
  7. 7.53 − 48 ÷ 8 × 5 =
  8. 8.1/4 − 1/9 =
  9. 9.A car goes 64 km on 4 litres of petrol. How far can it go on 25 litres (in km)?
  10. 10.If 3 kg of rice costs ₹213, how many kg can you buy for ₹923?
  11. 11.What is the smallest number you must add to 813 so that it divides exactly by 6?
  12. 12.40.8 ÷ 6 =
  13. 13.Which is closest to 600 ÷ 19? (a) 30 (b) 300 (c) 15 (d) 60
  14. 14.Which is closest to 399 × 22? (Round each number first.) (a) 8000 (b) 80000 (c) 16000 (d) 800
  15. 15.Round 79.13 to one decimal place. =
  16. 16.What is the smallest number you must add to 861 so that it divides exactly by 6?
  17. 17.The HCF of two numbers is 4 and their LCM is 48. One of the numbers is 12. What is the other number?
  18. 18.Divide ₹880 between Rahul and Rohan in the ratio 9 : 7. How much does Rahul get (in ₹)?
  19. 19.What is 25% of 572?
  20. 20.Which is closest to 195 + 205 + 98? (a) 400 (b) 700 (c) 600 (d) 500
  21. 21.Three temple bells ring every 30, 20 and 5 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  22. 22.Write 1/2 as a percent.
  23. 23.8 × (11 − 8) + 6 ÷ 2 =
  24. 24.Round 97.11 to one decimal place. =
  25. 25.Vivaan takes 40 seconds and Tara takes 48 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?
  26. 26.A car goes 33 km on 3 litres of petrol. How far can it go on 8 litres (in km)?
  27. 27.A hostel has enough food for 5 students for 12 days. How many days will the same food last for 2 students?
  28. 28.What is 20% of 30?
  29. 29.Three temple bells ring every 10, 20 and 15 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  30. 30.Round 90.78 to one decimal place. =
  31. 31.1/2 − 1/10 =
  32. 32.1/2 + 4/5 =
  33. 33.6.6 ÷ 2 =
  34. 34.2/8 × 8/11 =
  35. 35.What is 60% of 590?
  36. 36.What is the smallest number you must add to 935 so that it divides exactly by 9?
  37. 37.How many factors does 65 have?
  38. 38.Which of these numbers divides exactly by 4? (a) 2925 (b) 9300 (c) 3738 (d) 5669
  39. 39.A car goes 110 km on 5 litres of petrol. How far can it go on 25 litres (in km)?
  40. 40.Which of these numbers divides exactly by 6? (a) 9724 (b) 6754 (c) 7218 (d) 2459

Answer key

  1. 75
  2. 1
  3. 4
  4. 50
  5. 62
  6. 48
  7. 23
  8. 5/36
  9. 400
  10. 13
  11. 3
  12. 6.8
  13. 30
  14. 8000
  15. 79.1
  16. 3
  17. 16
  18. 495
  19. 143
  20. 500
  21. 60
  22. 50
  23. 27
  24. 97.1
  25. 240
  26. 88
  27. 30
  28. 6
  29. 60
  30. 90.8
  31. 2/5
  32. 13/10
  33. 3.3
  34. 2/11
  35. 354
  36. 1
  37. 4
  38. 9300
  39. 550
  40. 7218

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