← Word problems with equations lesson New set →

Equation Word Problems Worksheet

Quantitative aptitude lesson 28: Word problems with equations · Set 85 · 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. 1.2 × ? − 10 = 28
  2. 2.Solve for x: 7(x + 6) = 6x + 61. What is x?
  3. 3.I think of a number, multiply it by 5 and then add 26. The answer is 36. What is my number?
  4. 4.I think of a number, multiply it by 2 and then take away 25. The answer is 35. What is my number?
  5. 5.I think of a number, multiply it by 8 and then take away 22. The answer is 186. What is my number?
  6. 6.6 × ? + 2 = 152
  7. 7.I think of a number, multiply it by 3 and then add 22. The answer is 76. What is my number?
  8. 8.Rohan has 19 coins, all ₹5 and ₹2 coins, worth ₹50 in all. How many ₹5 coins are there?
  9. 9.I think of a number, multiply it by 2 and then take away 12. The answer is 28. What is my number?
  10. 10.Isha has 20 coins, all ₹5 and ₹2 coins, worth ₹88 in all. How many ₹5 coins are there?
  11. 11.Solve for x: 6(x + 1) = 4x + 10. What is x?
  12. 12.A pen costs ₹10 more than a pencil. 4 pens and 8 pencils cost ₹244 in all. What does one pencil cost (in ₹)?
  13. 13.The length of a rectangle is 11 m more than its breadth. Its perimeter is 42 m. What is its breadth (in m)?
  14. 14.A pen costs ₹9 more than a pencil. 4 pens and 2 pencils cost ₹150 in all. What does one pencil cost (in ₹)?
  15. 15.A pen costs ₹6 more than a pencil. 3 pens and 3 pencils cost ₹102 in all. What does one pencil cost (in ₹)?
  16. 16.I think of a number, multiply it by 9 and then add 12. The answer is 129. What is my number?
  17. 17.8 × ? − 25 = 63
  18. 18.I think of a number, multiply it by 3 and then add 5. The answer is 95. What is my number?
  19. 19.2 × ? − 4 = 8
  20. 20.A pen costs ₹13 more than a pencil. 3 pens and 6 pencils cost ₹156 in all. What does one pencil cost (in ₹)?
  21. 21.Rohan has 26 coins, all ₹5 and ₹2 coins, worth ₹79 in all. How many ₹5 coins are there?
  22. 22.I think of a number, multiply it by 2 and then add 7. The answer is 35. What is my number?
  23. 23.I think of a number, multiply it by 2 and then add 7. The answer is 23. What is my number?
  24. 24.8 × ? − 8 = 8
  25. 25.The length of a rectangle is 6 m more than its breadth. Its perimeter is 36 m. What is its breadth (in m)?
  26. 26.I think of a number, multiply it by 3 and then take away 32. The answer is 4. What is my number?
  27. 27.12 × ? + 4 = 88
  28. 28.9 × ? + 28 = 46
  29. 29.The length of a rectangle is 12 m more than its breadth. Its perimeter is 80 m. What is its breadth (in m)?
  30. 30.Solve for x: 3(x + 8) = 2x + 40. What is x?
  31. 31.I think of a number, multiply it by 2 and then add 2. The answer is 26. What is my number?
  32. 32.I think of a number, multiply it by 8 and then take away 37. The answer is 35. What is my number?
  33. 33.The length of a rectangle is 4 m more than its breadth. Its perimeter is 80 m. What is its breadth (in m)?
  34. 34.The length of a rectangle is 3 m more than its breadth. Its perimeter is 126 m. What is its breadth (in m)?
  35. 35.Sneha has 11 coins, all ₹5 and ₹2 coins, worth ₹52 in all. How many ₹5 coins are there?
  36. 36.Zoya has 8 coins, all ₹5 and ₹2 coins, worth ₹31 in all. How many ₹5 coins are there?
  37. 37.The length of a rectangle is 7 m more than its breadth. Its perimeter is 38 m. What is its breadth (in m)?
  38. 38.A pen costs ₹9 more than a pencil. 3 pens and 3 pencils cost ₹45 in all. What does one pencil cost (in ₹)?
  39. 39.9 × ? + 14 = 104
  40. 40.I think of a number, multiply it by 7 and then take away 6. The answer is 169. What is my number?

Answer key

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

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