← Practice: number skills lesson New set →

Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 62 · 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. 1.9 : 12 = 27 : ?
  2. 2.Which is closest to 298 + 604 + 805? (a) 1800 (b) 1900 (c) 1700 (d) 1600
  3. 3.What is 40% of 415?
  4. 4.Divide ₹555 between Tara and Sneha in the ratio 8 : 7. How much does Sneha get (in ₹)?
  5. 5.Kavya takes 90 seconds and Aditya takes 50 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?
  6. 6.Which is closest to 902 × 70? (Round each number first.) (a) 63000 (b) 630000 (c) 6300 (d) 126000
  7. 7.41 ÷ 5 =
  8. 8.The HCF of two numbers is 9 and their LCM is 324. One of the numbers is 81. What is the other number?
  9. 9.Divide ₹110 between Meera and Rahul in the ratio 4 : 1. How much does Meera get (in ₹)?
  10. 10.If 6 notebooks cost ₹306, how much do 12 notebooks cost (in ₹)?
  11. 11.What percent of 25 is 9?
  12. 12.Find the smallest number bigger than 12 that leaves a remainder of 2 when divided by 3, 5 or 12.
  13. 13.Which of these numbers divides exactly by 8? (a) 4976 (b) 5137 (c) 2788 (d) 4505
  14. 14.If 4 pencil boxes cost ₹40, how much do 11 pencil boxes cost (in ₹)?
  15. 15.8 painters can paint a school in 8 days. How many days would 2 painters take, working at the same speed?
  16. 16.A car goes 144 km on 9 litres of petrol. How far can it go on 31 litres (in km)?
  17. 17.Which of these numbers divides exactly by 9? (a) 2166 (b) 5153 (c) 4307 (d) 2862
  18. 18.Find the HCF of 28 and 8.
  19. 19.A hall floor is 75 cm long and 50 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
  20. 20.What is 60% of 40?
  21. 21.Ishaan scored 18 marks out of 20 in a test. What percentage did Ishaan score?
  22. 22.2/3 − 1/5 =
  23. 23.(7 + 7) × 8 − 19 =
  24. 24.10 : 4 = 20 : ?
  25. 25.22 − 27 ÷ 9 × 2 =
  26. 26.Divide ₹180 between Priya and Ananya in the ratio 1 : 4. How much does Ananya get (in ₹)?
  27. 27.A car goes 132 km on 6 litres of petrol. How far can it go on 29 litres (in km)?
  28. 28.2/3 + 4/6 =
  29. 29.If 7 cricket balls cost ₹308, how much do 19 cricket balls cost (in ₹)?
  30. 30.50 ÷ 5 × 5 + 21 =
  31. 31.What is 40% of 450?
  32. 32.The HCF of two numbers is 3 and their LCM is 42. One of the numbers is 21. What is the other number?
  33. 33.What percent of 25 is 7?
  34. 34.The ratio of boys to girls in a class is 7 : 4. There are 49 boys. How many girls are there?
  35. 35.1/6 of 60 + 5 × 2 =
  36. 36.3/5 × 2/9 =
  37. 37.If 4 kg of rice costs ₹196, how many kg can you buy for ₹686?
  38. 38.If 7 pens cost ₹378, how much do 15 pens cost (in ₹)?
  39. 39.17.4 ÷ 3 =
  40. 40.Find the LCM of 6 and 4.

Answer key

  1. 36
  2. 1700
  3. 166
  4. 259
  5. 450
  6. 63000
  7. 8.2
  8. 36
  9. 88
  10. 612
  11. 36
  12. 62
  13. 4976
  14. 110
  15. 32
  16. 496
  17. 2862
  18. 4
  19. 6
  20. 24
  21. 90
  22. 7/15
  23. 93
  24. 8
  25. 16
  26. 144
  27. 638
  28. 4/3
  29. 836
  30. 71
  31. 180
  32. 6
  33. 28
  34. 28
  35. 20
  36. 2/15
  37. 14
  38. 810
  39. 5.8
  40. 12

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