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Equation Word Problems Worksheet

Quantitative aptitude lesson 28: Word problems with equations · Set 240 · 40 questions
TalentJR

The method (Let it be x): Let x be the thing asked for. Write the other amounts using x. Turn the story into one equation. Open brackets, collect x on one side and numbers on the other, then divide. Check: put x back into the story.

NameDateTime takenScore ___ / 40
  1. 1.I think of a number, multiply it by 9 and then add 35. The answer is 98. What is my number?
  2. 2.5 × ? − 23 = 27
  3. 3.5 × ? − 29 = 56
  4. 4.A pen costs ₹15 more than a pencil. 6 pens and 3 pencils cost ₹261 in all. What does one pencil cost (in ₹)?
  5. 5.Ishaan has 19 coins, all ₹5 and ₹2 coins, worth ₹65 in all. How many ₹5 coins are there?
  6. 6.I think of a number, multiply it by 3 and then add 34. The answer is 112. What is my number?
  7. 7.4 × ? + 14 = 42
  8. 8.10 × ? + 29 = 139
  9. 9.The length of a rectangle is 14 m more than its breadth. Its perimeter is 80 m. What is its breadth (in m)?
  10. 10.I think of a number, multiply it by 5 and then take away 11. The answer is 34. What is my number?
  11. 11.3 × ? + 3 = 57
  12. 12.5 × ? + 25 = 100
  13. 13.4 × ? + 23 = 115
  14. 14.Solve for x: 9(x + 1) = 8x + 24. What is x?
  15. 15.7 × ? + 26 = 180
  16. 16.The length of a rectangle is 9 m more than its breadth. Its perimeter is 126 m. What is its breadth (in m)?
  17. 17.Solve for x: 3(x + 8) = 2x + 30. What is x?
  18. 18.I think of a number, multiply it by 3 and then take away 1. The answer is 5. What is my number?
  19. 19.Solve for x: 7(x + 5) = 5x + 41. What is x?
  20. 20.A pen costs ₹9 more than a pencil. 2 pens and 7 pencils cost ₹81 in all. What does one pencil cost (in ₹)?
  21. 21.6 × ? + 19 = 157
  22. 22.A pen costs ₹9 more than a pencil. 5 pens and 7 pencils cost ₹129 in all. What does one pencil cost (in ₹)?
  23. 23.The length of a rectangle is 9 m more than its breadth. Its perimeter is 50 m. What is its breadth (in m)?
  24. 24.I think of a number, multiply it by 6 and then add 33. The answer is 63. What is my number?
  25. 25.6 × ? − 15 = 39
  26. 26.Nisha has 12 coins, all ₹5 and ₹2 coins, worth ₹54 in all. How many ₹5 coins are there?
  27. 27.The length of a rectangle is 2 m more than its breadth. Its perimeter is 120 m. What is its breadth (in m)?
  28. 28.Aditya has 24 coins, all ₹5 and ₹2 coins, worth ₹105 in all. How many ₹5 coins are there?
  29. 29.The length of a rectangle is 6 m more than its breadth. Its perimeter is 84 m. What is its breadth (in m)?
  30. 30.The length of a rectangle is 7 m more than its breadth. Its perimeter is 110 m. What is its breadth (in m)?
  31. 31.The length of a rectangle is 14 m more than its breadth. Its perimeter is 100 m. What is its breadth (in m)?
  32. 32.The length of a rectangle is 11 m more than its breadth. Its perimeter is 46 m. What is its breadth (in m)?
  33. 33.I think of a number, multiply it by 2 and then add 15. The answer is 75. What is my number?
  34. 34.I think of a number, multiply it by 7 and then add 11. The answer is 207. What is my number?
  35. 35.I think of a number, multiply it by 7 and then add 11. The answer is 130. What is my number?
  36. 36.I think of a number, multiply it by 5 and then add 12. The answer is 57. What is my number?
  37. 37.Rohan has 24 coins, all ₹5 and ₹2 coins, worth ₹54 in all. How many ₹5 coins are there?
  38. 38.I think of a number, multiply it by 5 and then take away 1. The answer is 34. What is my number?
  39. 39.8 × ? − 22 = 74
  40. 40.The length of a rectangle is 15 m more than its breadth. Its perimeter is 46 m. What is its breadth (in m)?

Answer key

  1. 7
  2. 10
  3. 17
  4. 19
  5. 9
  6. 26
  7. 7
  8. 11
  9. 13
  10. 9
  11. 18
  12. 15
  13. 23
  14. 15
  15. 22
  16. 27
  17. 6
  18. 2
  19. 3
  20. 7
  21. 23
  22. 7
  23. 8
  24. 5
  25. 9
  26. 10
  27. 29
  28. 19
  29. 18
  30. 24
  31. 18
  32. 6
  33. 30
  34. 28
  35. 17
  36. 9
  37. 2
  38. 7
  39. 12
  40. 4

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