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Equation Word Problems Worksheet

Quantitative aptitude lesson 28: Word problems with equations · Set 485 · 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.

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  1. 1.12 × ? − 23 = 145
  2. 2.Kabir has 29 coins, all ₹5 and ₹2 coins, worth ₹79 in all. How many ₹5 coins are there?
  3. 3.Solve for x: 7(x + 3) = 5x + 47. What is x?
  4. 4.A pen costs ₹10 more than a pencil. 2 pens and 6 pencils cost ₹52 in all. What does one pencil cost (in ₹)?
  5. 5.The length of a rectangle is 11 m more than its breadth. Its perimeter is 134 m. What is its breadth (in m)?
  6. 6.3 × ? + 15 = 33
  7. 7.A pen costs ₹6 more than a pencil. 3 pens and 4 pencils cost ₹123 in all. What does one pencil cost (in ₹)?
  8. 8.11 × ? − 13 = 119
  9. 9.A pen costs ₹6 more than a pencil. 2 pens and 7 pencils cost ₹75 in all. What does one pencil cost (in ₹)?
  10. 10.I think of a number, multiply it by 9 and then take away 18. The answer is 180. What is my number?
  11. 11.Tara has 19 coins, all ₹5 and ₹2 coins, worth ₹71 in all. How many ₹5 coins are there?
  12. 12.2 × ? + 11 = 49
  13. 13.I think of a number, multiply it by 4 and then add 14. The answer is 34. What is my number?
  14. 14.Rahul has 25 coins, all ₹5 and ₹2 coins, worth ₹59 in all. How many ₹5 coins are there?
  15. 15.Ananya has 12 coins, all ₹5 and ₹2 coins, worth ₹39 in all. How many ₹5 coins are there?
  16. 16.Solve for x: 4(x + 3) = 3x + 26. What is x?
  17. 17.The length of a rectangle is 15 m more than its breadth. Its perimeter is 58 m. What is its breadth (in m)?
  18. 18.I think of a number, multiply it by 3 and then take away 5. The answer is 10. What is my number?
  19. 19.I think of a number, multiply it by 4 and then add 23. The answer is 67. What is my number?
  20. 20.I think of a number, multiply it by 5 and then take away 11. The answer is 59. What is my number?
  21. 21.The length of a rectangle is 2 m more than its breadth. Its perimeter is 64 m. What is its breadth (in m)?
  22. 22.I think of a number, multiply it by 3 and then add 5. The answer is 23. What is my number?
  23. 23.A pen costs ₹3 more than a pencil. 4 pens and 6 pencils cost ₹182 in all. What does one pencil cost (in ₹)?
  24. 24.The length of a rectangle is 4 m more than its breadth. Its perimeter is 32 m. What is its breadth (in m)?
  25. 25.12 × ? − 29 = 103
  26. 26.I think of a number, multiply it by 9 and then take away 39. The answer is 87. What is my number?
  27. 27.Solve for x: 8(x + 4) = 7x + 33. What is x?
  28. 28.7 × ? − 4 = 66
  29. 29.The length of a rectangle is 3 m more than its breadth. Its perimeter is 18 m. What is its breadth (in m)?
  30. 30.I think of a number, multiply it by 6 and then add 18. The answer is 36. What is my number?
  31. 31.Kabir has 26 coins, all ₹5 and ₹2 coins, worth ₹124 in all. How many ₹5 coins are there?
  32. 32.Pooja has 27 coins, all ₹5 and ₹2 coins, worth ₹84 in all. How many ₹5 coins are there?
  33. 33.I think of a number, multiply it by 8 and then add 31. The answer is 111. What is my number?
  34. 34.Zoya has 30 coins, all ₹5 and ₹2 coins, worth ₹69 in all. How many ₹5 coins are there?
  35. 35.Solve for x: 4(x + 1) = 2x + 20. What is x?
  36. 36.I think of a number, multiply it by 6 and then take away 16. The answer is 116. What is my number?
  37. 37.A pen costs ₹9 more than a pencil. 4 pens and 2 pencils cost ₹150 in all. What does one pencil cost (in ₹)?
  38. 38.I think of a number, multiply it by 3 and then take away 26. The answer is 58. What is my number?
  39. 39.The length of a rectangle is 15 m more than its breadth. Its perimeter is 66 m. What is its breadth (in m)?
  40. 40.I think of a number, multiply it by 4 and then add 25. The answer is 89. What is my number?

Answer key

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

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