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Number Skills Practice Worksheet

Quantitative aptitude lesson 10: Practice: number skills · Set 47 · 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.If 5 kg of rice costs ₹295, how many kg can you buy for ₹177?
  2. 2.4/10 + 1/8 =
  3. 3.5/6 − 2/5 =
  4. 4.What percent of 200 is 120?
  5. 5.Sneha scored 12 marks out of 80 in a test. What percentage did Sneha score?
  6. 6.Find the third proportional to 5 and 15 (that is, 5 : 15 = 15 : ?).
  7. 7.Find the third proportional to 2 and 6 (that is, 2 : 6 = 6 : ?).
  8. 8.1/3 of 27 + 4 × 6 =
  9. 9.Find the third proportional to 9 and 18 (that is, 9 : 18 = 18 : ?).
  10. 10.1/8 of 40 + 5 × 8 =
  11. 11.Find the smallest number bigger than 15 that leaves a remainder of 3 when divided by 10, 15 or 4.
  12. 12.Divide ₹826 between Isha and Nisha in the ratio 5 : 9. How much does Nisha get (in ₹)?
  13. 13.Three temple bells ring every 8, 15 and 4 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
  14. 14.1/2 of 6 + 3 × 4 =
  15. 15.12 : 5 = 60 : ?
  16. 16.Find the LCM of 6 and 7.
  17. 17.If 5 pens cost ₹85, how much do 11 pens cost (in ₹)?
  18. 18.What is the smallest number you must add to 701 so that it divides exactly by 4?
  19. 19.Divide ₹152 between Aarav and Rohan in the ratio 3 : 1. How much does Rohan get (in ₹)?
  20. 20.25 + 4 × 9 − 1 =
  21. 21.What is the smallest number you must add to 148 so that it divides exactly by 13?
  22. 22.Divide ₹66 between Ishaan and Tara in the ratio 4 : 7. How much does Tara get (in ₹)?
  23. 23.50 + 6 × 12 − 9 =
  24. 24.Find the third proportional to 6 and 18 (that is, 6 : 18 = 18 : ?).
  25. 25.Divide ₹527 between Saanvi and Manav in the ratio 9 : 8. How much does Saanvi get (in ₹)?
  26. 26.What is the smallest number you must take away from 526 so that it divides exactly by 8?
  27. 27.(3 + 17) × 8 − 13 =
  28. 28.If 10 pencil boxes cost ₹210, how much do 20 pencil boxes cost (in ₹)?
  29. 29.What is the smallest number you must take away from 847 so that it divides exactly by 8?
  30. 30.5/9 − 1/5 =
  31. 31.Manav takes 45 seconds and Saanvi takes 36 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?
  32. 32.Find the third proportional to 4 and 20 (that is, 4 : 20 = 20 : ?).
  33. 33.20% of a number is 97. What is the number?
  34. 34.What is 1/3 of 42 students?
  35. 35.If 3 kg of rice costs ₹225, how many kg can you buy for ₹825?
  36. 36.Two tanks hold 210 litres and 90 litres of milk. What is the biggest can (in litres) that can empty both tanks exactly, with no milk left over?
  37. 37.(6 + 11) × 7 − 10 =
  38. 38.Find the LCM of 6 and 5.
  39. 39.42 + 7 × 5 − 5 =
  40. 40.What is the smallest number you must add to 119 so that it divides exactly by 12?

Answer key

  1. 3
  2. 21/40
  3. 13/30
  4. 60
  5. 15
  6. 45
  7. 18
  8. 33
  9. 36
  10. 45
  11. 63
  12. 531
  13. 120
  14. 15
  15. 25
  16. 42
  17. 187
  18. 3
  19. 38
  20. 60
  21. 8
  22. 42
  23. 113
  24. 54
  25. 279
  26. 6
  27. 147
  28. 420
  29. 7
  30. 16/45
  31. 180
  32. 100
  33. 485
  34. 14
  35. 11
  36. 30
  37. 109
  38. 30
  39. 72
  40. 1

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