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Percentage lesson 9: Find the whole from a percent · Set 618 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.50% of a number is 159. What is the number?
  2. 2.Meera spent ₹28, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  3. 3.234 is 60% of ?
  4. 4.6 is 12% of ?
  5. 5.Isha spent ₹19, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.Rohan spent ₹60, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  7. 7.Arjun spent ₹174, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  8. 8.Anaya spent ₹18, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.35 is 50% of ?
  10. 10.60% of a number is 42. What is the number?
  11. 11.25% of a number is 8. What is the number?
  12. 12.30 is 12% of ?
  13. 13.94 is 40% of ?
  14. 14.186 is 50% of ?
  15. 15.10% of a number is 5. What is the number?
  16. 16.12 is 15% of ?
  17. 17.21 is 12% of ?
  18. 18.15% of a number is 18. What is the number?
  19. 19.Isha spent ₹12, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.63 is 20% of ?
  21. 21.5% of a number is 14. What is the number?
  22. 22.50% of a number is 113. What is the number?
  23. 23.75% of a number is 153. What is the number?
  24. 24.15% of a number is 51. What is the number?
  25. 25.74 is 40% of ?
  26. 26.18 is 15% of ?
  27. 27.26 is 40% of ?
  28. 28.Dev spent ₹73, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  29. 29.48 is 12% of ?
  30. 30.80% of a number is 20. What is the number?
  31. 31.5% of a number is 9. What is the number?
  32. 32.Aarav spent ₹36, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.80% of a number is 264. What is the number?
  34. 34.1 is 10% of ?
  35. 35.20% of a number is 24. What is the number?
  36. 36.31 is 20% of ?
  37. 37.160 is 80% of ?
  38. 38.Sara spent ₹42, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  39. 39.60% of a number is 180. What is the number?
  40. 40.10% of a number is 6. What is the number?

Answer key

  1. 318
  2. 140
  3. 390
  4. 50
  5. 380
  6. 400
  7. 290
  8. 150
  9. 70
  10. 70
  11. 32
  12. 250
  13. 235
  14. 372
  15. 50
  16. 80
  17. 175
  18. 120
  19. 100
  20. 315
  21. 280
  22. 226
  23. 204
  24. 340
  25. 185
  26. 120
  27. 65
  28. 365
  29. 400
  30. 25
  31. 180
  32. 48
  33. 330
  34. 10
  35. 120
  36. 155
  37. 200
  38. 350
  39. 300
  40. 60

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