← Word problems with equations lesson New set →

Equation Word Problems Worksheet

Quantitative aptitude lesson 28: Word problems with equations · Set 337 · 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 7 and then take away 31. The answer is 39. What is my number?
  2. 2.A pen costs ₹9 more than a pencil. 2 pens and 2 pencils cost ₹74 in all. What does one pencil cost (in ₹)?
  3. 3.I think of a number, multiply it by 7 and then take away 19. The answer is 23. What is my number?
  4. 4.Solve for x: 7(x + 1) = 5x + 15. What is x?
  5. 5.The length of a rectangle is 14 m more than its breadth. Its perimeter is 56 m. What is its breadth (in m)?
  6. 6.Vivaan has 28 coins, all ₹5 and ₹2 coins, worth ₹134 in all. How many ₹5 coins are there?
  7. 7.A pen costs ₹9 more than a pencil. 4 pens and 2 pencils cost ₹120 in all. What does one pencil cost (in ₹)?
  8. 8.5 × ? + 7 = 67
  9. 9.Zoya has 11 coins, all ₹5 and ₹2 coins, worth ₹34 in all. How many ₹5 coins are there?
  10. 10.4 × ? + 14 = 26
  11. 11.I think of a number, multiply it by 5 and then take away 17. The answer is 3. What is my number?
  12. 12.A pen costs ₹8 more than a pencil. 6 pens and 5 pencils cost ₹246 in all. What does one pencil cost (in ₹)?
  13. 13.I think of a number, multiply it by 4 and then take away 13. The answer is 3. What is my number?
  14. 14.The length of a rectangle is 9 m more than its breadth. Its perimeter is 38 m. What is its breadth (in m)?
  15. 15.Rahul has 27 coins, all ₹5 and ₹2 coins, worth ₹105 in all. How many ₹5 coins are there?
  16. 16.2 × ? + 11 = 51
  17. 17.10 × ? − 5 = 185
  18. 18.9 × ? + 23 = 221
  19. 19.The length of a rectangle is 11 m more than its breadth. Its perimeter is 82 m. What is its breadth (in m)?
  20. 20.3 × ? − 4 = 47
  21. 21.11 × ? − 30 = 25
  22. 22.I think of a number, multiply it by 4 and then take away 10. The answer is 50. What is my number?
  23. 23.A pen costs ₹8 more than a pencil. 5 pens and 8 pencils cost ₹248 in all. What does one pencil cost (in ₹)?
  24. 24.I think of a number, multiply it by 7 and then add 30. The answer is 170. What is my number?
  25. 25.The length of a rectangle is 2 m more than its breadth. Its perimeter is 40 m. What is its breadth (in m)?
  26. 26.Manav has 11 coins, all ₹5 and ₹2 coins, worth ₹49 in all. How many ₹5 coins are there?
  27. 27.Aarav has 30 coins, all ₹5 and ₹2 coins, worth ₹78 in all. How many ₹5 coins are there?
  28. 28.I think of a number, multiply it by 7 and then take away 14. The answer is 14. What is my number?
  29. 29.Aditya has 21 coins, all ₹5 and ₹2 coins, worth ₹96 in all. How many ₹5 coins are there?
  30. 30.Solve for x: 9(x + 8) = 4x + 167. What is x?
  31. 31.The length of a rectangle is 10 m more than its breadth. Its perimeter is 124 m. What is its breadth (in m)?
  32. 32.The length of a rectangle is 14 m more than its breadth. Its perimeter is 148 m. What is its breadth (in m)?
  33. 33.A pen costs ₹14 more than a pencil. 6 pens and 4 pencils cost ₹284 in all. What does one pencil cost (in ₹)?
  34. 34.8 × ? − 29 = 155
  35. 35.10 × ? + 26 = 216
  36. 36.The length of a rectangle is 11 m more than its breadth. Its perimeter is 46 m. What is its breadth (in m)?
  37. 37.A pen costs ₹6 more than a pencil. 6 pens and 5 pencils cost ₹80 in all. What does one pencil cost (in ₹)?
  38. 38.I think of a number, multiply it by 2 and then add 10. The answer is 28. What is my number?
  39. 39.Solve for x: 3(x + 6) = x + 32. What is x?
  40. 40.12 × ? − 15 = 33

Answer key

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

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude