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Percentage lesson 9: Find the whole from a percent · Set 567 · 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.Meera spent ₹25, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.30% of a number is 15. What is the number?
  3. 3.25% of a number is 60. What is the number?
  4. 4.Meera spent ₹147, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  5. 5.Aarav spent ₹66, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  6. 6.75% of a number is 72. What is the number?
  7. 7.Sara spent ₹164, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  8. 8.40% of a number is 32. What is the number?
  9. 9.13 is 5% of ?
  10. 10.196 is 50% of ?
  11. 11.Meera spent ₹168, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.Anaya spent ₹31, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  13. 13.33 is 15% of ?
  14. 14.78 is 20% of ?
  15. 15.Dev spent ₹15, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  16. 16.10% of a number is 14. What is the number?
  17. 17.30% of a number is 84. What is the number?
  18. 18.36 is 15% of ?
  19. 19.Riya spent ₹55, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  20. 20.5% of a number is 1. What is the number?
  21. 21.32 is 10% of ?
  22. 22.74 is 40% of ?
  23. 23.Ishaan spent ₹90, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  24. 24.40% of a number is 42. What is the number?
  25. 25.80% of a number is 304. What is the number?
  26. 26.50% of a number is 195. What is the number?
  27. 27.Anaya spent ₹60, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  28. 28.15% of a number is 6. What is the number?
  29. 29.Aarav spent ₹16, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  30. 30.Anaya spent ₹176, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  31. 31.80% of a number is 16. What is the number?
  32. 32.80% of a number is 228. What is the number?
  33. 33.80% of a number is 236. What is the number?
  34. 34.50% of a number is 39. What is the number?
  35. 35.10% of a number is 4. What is the number?
  36. 36.Kabir spent ₹61, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.60% of a number is 27. What is the number?
  38. 38.Diya spent ₹76, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.20% of a number is 22. What is the number?
  40. 40.80 is 20% of ?

Answer key

  1. 100
  2. 50
  3. 240
  4. 196
  5. 220
  6. 96
  7. 328
  8. 80
  9. 260
  10. 392
  11. 210
  12. 155
  13. 220
  14. 390
  15. 125
  16. 140
  17. 280
  18. 240
  19. 220
  20. 20
  21. 320
  22. 185
  23. 300
  24. 105
  25. 380
  26. 390
  27. 400
  28. 40
  29. 160
  30. 220
  31. 20
  32. 285
  33. 295
  34. 78
  35. 40
  36. 122
  37. 45
  38. 152
  39. 110
  40. 400

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