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Equation Word Problems Worksheet

Quantitative aptitude lesson 28: Word problems with equations · Set 841 · 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 4 and then add 12. The answer is 76. What is my number?
  2. 2.I think of a number, multiply it by 7 and then add 11. The answer is 32. What is my number?
  3. 3.The length of a rectangle is 13 m more than its breadth. Its perimeter is 142 m. What is its breadth (in m)?
  4. 4.9 × ? + 6 = 60
  5. 5.I think of a number, multiply it by 9 and then add 5. The answer is 203. What is my number?
  6. 6.Meera has 28 coins, all ₹5 and ₹2 coins, worth ₹74 in all. How many ₹5 coins are there?
  7. 7.I think of a number, multiply it by 3 and then take away 16. The answer is 26. What is my number?
  8. 8.Solve for x: 4(x + 1) = 3x + 14. What is x?
  9. 9.2 × ? + 10 = 40
  10. 10.The length of a rectangle is 14 m more than its breadth. Its perimeter is 40 m. What is its breadth (in m)?
  11. 11.A pen costs ₹4 more than a pencil. 2 pens and 3 pencils cost ₹23 in all. What does one pencil cost (in ₹)?
  12. 12.Arjun has 16 coins, all ₹5 and ₹2 coins, worth ₹35 in all. How many ₹5 coins are there?
  13. 13.I think of a number, multiply it by 6 and then add 18. The answer is 60. What is my number?
  14. 14.I think of a number, multiply it by 6 and then add 6. The answer is 108. What is my number?
  15. 15.I think of a number, multiply it by 4 and then add 39. The answer is 59. What is my number?
  16. 16.Diya has 19 coins, all ₹5 and ₹2 coins, worth ₹92 in all. How many ₹5 coins are there?
  17. 17.I think of a number, multiply it by 6 and then take away 39. The answer is 105. What is my number?
  18. 18.The length of a rectangle is 12 m more than its breadth. Its perimeter is 84 m. What is its breadth (in m)?
  19. 19.The length of a rectangle is 3 m more than its breadth. Its perimeter is 18 m. What is its breadth (in m)?
  20. 20.I think of a number, multiply it by 4 and then add 20. The answer is 104. What is my number?
  21. 21.The length of a rectangle is 6 m more than its breadth. Its perimeter is 132 m. What is its breadth (in m)?
  22. 22.4 × ? + 20 = 36
  23. 23.I think of a number, multiply it by 4 and then add 6. The answer is 110. What is my number?
  24. 24.A pen costs ₹10 more than a pencil. 2 pens and 7 pencils cost ₹56 in all. What does one pencil cost (in ₹)?
  25. 25.Solve for x: 7(x + 6) = 2x + 72. What is x?
  26. 26.A pen costs ₹9 more than a pencil. 6 pens and 8 pencils cost ₹152 in all. What does one pencil cost (in ₹)?
  27. 27.2 × ? − 6 = 22
  28. 28.5 × ? + 16 = 141
  29. 29.Solve for x: 9(x + 4) = 7x + 40. What is x?
  30. 30.The length of a rectangle is 12 m more than its breadth. Its perimeter is 128 m. What is its breadth (in m)?
  31. 31.A pen costs ₹10 more than a pencil. 5 pens and 2 pencils cost ₹183 in all. What does one pencil cost (in ₹)?
  32. 32.I think of a number, multiply it by 8 and then add 14. The answer is 166. What is my number?
  33. 33.Solve for x: 8(x + 2) = 5x + 46. What is x?
  34. 34.I think of a number, multiply it by 3 and then take away 20. The answer is 10. What is my number?
  35. 35.A pen costs ₹13 more than a pencil. 6 pens and 3 pencils cost ₹150 in all. What does one pencil cost (in ₹)?
  36. 36.Solve for x: 5(x + 8) = x + 104. What is x?
  37. 37.4 × ? − 3 = 53
  38. 38.The length of a rectangle is 4 m more than its breadth. Its perimeter is 44 m. What is its breadth (in m)?
  39. 39.I think of a number, multiply it by 2 and then take away 34. The answer is 22. What is my number?
  40. 40.Solve for x: 7(x + 2) = x + 86. What is x?

Answer key

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

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