← Word problems with equations lesson New set →

Equation Word Problems Worksheet

Quantitative aptitude lesson 28: Word problems with equations · Set 277 · 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.Solve for x: 3(x + 4) = 2x + 25. What is x?
  2. 2.I think of a number, multiply it by 8 and then take away 33. The answer is 135. What is my number?
  3. 3.12 × ? + 12 = 192
  4. 4.I think of a number, multiply it by 5 and then take away 21. The answer is 4. What is my number?
  5. 5.A pen costs ₹3 more than a pencil. 2 pens and 7 pencils cost ₹159 in all. What does one pencil cost (in ₹)?
  6. 6.2 × ? + 13 = 57
  7. 7.Diya has 9 coins, all ₹5 and ₹2 coins, worth ₹30 in all. How many ₹5 coins are there?
  8. 8.Rohan has 9 coins, all ₹5 and ₹2 coins, worth ₹39 in all. How many ₹5 coins are there?
  9. 9.A pen costs ₹4 more than a pencil. 6 pens and 5 pencils cost ₹68 in all. What does one pencil cost (in ₹)?
  10. 10.7 × ? + 19 = 54
  11. 11.Arjun has 20 coins, all ₹5 and ₹2 coins, worth ₹55 in all. How many ₹5 coins are there?
  12. 12.Solve for x: 7(x + 5) = 6x + 55. What is x?
  13. 13.Aditya has 23 coins, all ₹5 and ₹2 coins, worth ₹55 in all. How many ₹5 coins are there?
  14. 14.Rohan has 22 coins, all ₹5 and ₹2 coins, worth ₹107 in all. How many ₹5 coins are there?
  15. 15.8 × ? − 15 = 129
  16. 16.11 × ? − 2 = 75
  17. 17.Aarav has 17 coins, all ₹5 and ₹2 coins, worth ₹40 in all. How many ₹5 coins are there?
  18. 18.Diya has 8 coins, all ₹5 and ₹2 coins, worth ₹31 in all. How many ₹5 coins are there?
  19. 19.Kabir has 16 coins, all ₹5 and ₹2 coins, worth ₹35 in all. How many ₹5 coins are there?
  20. 20.I think of a number, multiply it by 2 and then add 27. The answer is 75. What is my number?
  21. 21.I think of a number, multiply it by 7 and then add 3. The answer is 129. What is my number?
  22. 22.I think of a number, multiply it by 2 and then take away 4. The answer is 52. What is my number?
  23. 23.Solve for x: 5(x + 4) = 2x + 35. What is x?
  24. 24.I think of a number, multiply it by 2 and then add 5. The answer is 61. What is my number?
  25. 25.Solve for x: 8(x + 2) = 2x + 64. What is x?
  26. 26.I think of a number, multiply it by 5 and then take away 29. The answer is 96. What is my number?
  27. 27.I think of a number, multiply it by 8 and then add 33. The answer is 65. What is my number?
  28. 28.I think of a number, multiply it by 9 and then add 28. The answer is 217. What is my number?
  29. 29.Ananya has 18 coins, all ₹5 and ₹2 coins, worth ₹54 in all. How many ₹5 coins are there?
  30. 30.The length of a rectangle is 6 m more than its breadth. Its perimeter is 80 m. What is its breadth (in m)?
  31. 31.Solve for x: 9(x + 3) = 2x + 41. What is x?
  32. 32.The length of a rectangle is 4 m more than its breadth. Its perimeter is 44 m. What is its breadth (in m)?
  33. 33.4 × ? + 25 = 109
  34. 34.6 × ? + 13 = 25
  35. 35.Solve for x: 7(x + 9) = 3x + 127. What is x?
  36. 36.The length of a rectangle is 12 m more than its breadth. Its perimeter is 64 m. What is its breadth (in m)?
  37. 37.I think of a number, multiply it by 6 and then add 39. The answer is 189. What is my number?
  38. 38.A pen costs ₹7 more than a pencil. 5 pens and 5 pencils cost ₹165 in all. What does one pencil cost (in ₹)?
  39. 39.A pen costs ₹4 more than a pencil. 3 pens and 2 pencils cost ₹102 in all. What does one pencil cost (in ₹)?
  40. 40.Karan has 12 coins, all ₹5 and ₹2 coins, worth ₹54 in all. How many ₹5 coins are there?

Answer key

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

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