← Practice: number skills lesson New set →

Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 299 · 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 car goes 33 km on 3 litres of petrol. How far can it go on 38 litres (in km)?
  2. 2.3.73 + 3.7 =
  3. 3.2.1 × 5 =
  4. 4.25.2 ÷ 9 =
  5. 5.If 5 kg of rice costs ₹190, how many kg can you buy for ₹76?
  6. 6.Write 3/20 as a percent.
  7. 7.What percent of 80 is 16?
  8. 8.The ratio of boys to girls in a class is 3 : 8. There are 18 boys. How many girls are there?
  9. 9.What is 25% of 532?
  10. 10.Find the HCF of 104 and 39.
  11. 11.A hall floor is 135 cm long and 90 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  12. 12.Three temple bells ring every 9, 10 and 30 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  13. 13.Which of these numbers divides exactly by 11? (a) 4162 (b) 2057 (c) 4655 (d) 1720
  14. 14.2 painters can paint a school in 9 days. How many days would 3 painters take, working at the same speed?
  15. 15.Three temple bells ring every 24, 12 and 18 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  16. 16.A hostel has enough food for 4 students for 5 days. How many days will the same food last for 2 students?
  17. 17.1/5 × 1/3 =
  18. 18.42 + 2 × 5 − 14 =
  19. 19.The ratio of boys to girls in a class is 2 : 7. There are 6 boys. How many girls are there?
  20. 20.Find the LCM of 2, 8 and 14.
  21. 21.9.21 + 6.8 =
  22. 22.3/4 × 4/8 =
  23. 23.What is 8/9 of ₹225?
  24. 24.Which of these numbers divides exactly by 8? (a) 7214 (b) 9554 (c) 9032 (d) 9140
  25. 25.Arjun scored 8 marks out of 20 in a test. What percentage did Arjun score?
  26. 26.9.17 + 7.9 =
  27. 27.Divide ₹91 between Ananya and Ishaan in the ratio 3 : 4. How much does Ishaan get (in ₹)?
  28. 28.Three temple bells ring every 24, 6 and 30 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  29. 29.38 − 14 ÷ 2 × 5 =
  30. 30.Find the HCF of 12 and 32.
  31. 31.What is the smallest number you must add to 590 so that it divides exactly by 4?
  32. 32.Divide ₹98 between Priya and Zoya in the ratio 1 : 6. How much does Priya get (in ₹)?
  33. 33.A car goes 60 km on 5 litres of petrol. How far can it go on 31 litres (in km)?
  34. 34.If 10 bottles of juice cost ₹130, how much do 8 bottles of juice cost (in ₹)?
  35. 35.Find the third proportional to 2 and 4 (that is, 2 : 4 = 4 : ?).
  36. 36.42 ÷ 6 × 5 + 30 =
  37. 37.A hall floor is 480 cm long and 300 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  38. 38.3 : 7 = 21 : ?
  39. 39.Which of these numbers divides exactly by 11? (a) 4462 (b) 2580 (c) 7950 (d) 4796
  40. 40.The ratio of boys to girls in a class is 1 : 9. There are 10 boys. How many girls are there?

Answer key

  1. 418
  2. 7.43
  3. 10.5
  4. 2.8
  5. 2
  6. 15
  7. 20
  8. 48
  9. 133
  10. 13
  11. 6
  12. 90
  13. 2057
  14. 6
  15. 72
  16. 10
  17. 1/15
  18. 38
  19. 21
  20. 56
  21. 16.01
  22. 3/8
  23. 200
  24. 9032
  25. 40
  26. 17.07
  27. 52
  28. 120
  29. 3
  30. 4
  31. 2
  32. 14
  33. 372
  34. 104
  35. 8
  36. 65
  37. 40
  38. 49
  39. 4796
  40. 90

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