This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Simple Equations > Class 7 Mathematics Chapter 4 Simple Equations – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 4 Simple Equations Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Paul bought a notebook for $ 2.50 and 3 pencils. He spent a total of $ 5.47. How much did each pencil cost? A) $ 2.97. B) $ 1.17. C) $ 7.97. D) $ .99. Show Answer Correct Answer: D) $ .99. 2. In 2010, a tree was 8 feet tall. In 2011 the tree was 14 feet tall. Which equation would be used to find how many feet the tree grew? A) F/8 = 14. B) F-8 = 14. C) F + 8 = 14. D) 8F = 14. Show Answer Correct Answer: C) F + 8 = 14. 3. What is the operation of the following expression? x/5 A) Multiplication. B) Addition. C) Division. D) Subtraction. Show Answer Correct Answer: C) Division. 4. Y + 4 = 9 what is y A) 6. B) 10. C) 14. D) 5. Show Answer Correct Answer: D) 5. 5. Which one is an element? A) CO$_{2}$. B) Co. C) CO. D) CO$_{3}$$^{-2}$. Show Answer Correct Answer: B) Co. 6. 4(-8x + 5) =-32x-26 A) 54. B) -54. C) All real numbers. D) No solution. Show Answer Correct Answer: D) No solution. 7. Solve using substitution. y =-2x + 18x = 5 A) (-5, 8). B) (-2, 8). C) (2, 8). D) (5, 8). Show Answer Correct Answer: D) (5, 8). 8. Which problem is balanced? A) PbO$_{2}$ + 2H$_{2}$. B) SO$_{2}$ + H$_{2}$0 $\rightarrow$ H$_{2}$SO$_{4}$. C) 2NA + 2H $ _ {2} $ O $\rightarrow$ 2NAOH + H $ _ {2} $. D) None of the above. Show Answer Correct Answer: C) 2NA + 2H $ _ {2} $ O $\rightarrow$ 2NAOH + H $ _ {2} $. 9. $\frac{2}{5}x=10$ A) 40. B) 50. C) 25. D) 35. Show Answer Correct Answer: C) 25. 10. What is the first step to solve the equation 2x + 3 = 11? A) Subtract 3 from both sides to get 2x = 8. B) Add 3 to both sides to get 2x = 14. C) Multiply both sides by 2 to get 4x + 6 = 22. D) Divide both sides by 2 to get x + 1.5 = 5.5. Show Answer Correct Answer: A) Subtract 3 from both sides to get 2x = 8. 11. $\frac{5x-4}{8}-\frac{x-3}{5}=\frac{x+6}{4}$ A) 8. B) $\frac{5}{3}$. C) $\frac{4}{2}$. D) 7. Show Answer Correct Answer: A) 8. 12. Is this equation balanced?:CS$_{2}$ + 20$_{2}$ $\rightarrow$ CO$_{2}$ +2SO$_{2}$ A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 13. 5 is the solution of the equation 3x + 2 = 17. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. When I subtracted 11 from twice a number, the result was 15. The equation for this statement will be ..... A) 11-X = 15. B) X-11 = 15. C) 15 + X = 11. D) None. Show Answer Correct Answer: B) X-11 = 15. 15. What is the tiniest particle in the entire universe? A) Gases. B) Liquids. C) Cells. D) Atoms. Show Answer Correct Answer: D) Atoms. 16. $ ZKS-Yu 2 = Uu 13 $ A) X = 18. B) X = 5. C) X = 2. D) None of the above. Show Answer Correct Answer: B) X = 5. 17. If 5 is added to twice a number, the result is 29. Find the number. A) -12. B) 24. C) 12. D) -24. Show Answer Correct Answer: C) 12. 18. What is the first step, after drawing a line down the middle of the equal sign, to solve the following two-step equation? $3x-2=22$ A) Undo the constant by adding 2 to both sides. B) Undo the coefficient 3 by dividing by 3 on both sides. C) Subtract 22 from both sides. D) None of the above. Show Answer Correct Answer: A) Undo the constant by adding 2 to both sides. 19. Solve for x.3x + 2 = 6x-7 A) X =-3. B) X = 9. C) X = 3. D) X = 7. Show Answer Correct Answer: C) X = 3. 20. One-fourth of a number x minus 4 gives 4 A) 3/4-4=4. B) 2/4-3=4. C) 4/4-4=4. D) X/4-4 = 4. Show Answer Correct Answer: D) X/4-4 = 4. 21. The solution of the equation X + 3 = 0 is A) -3. B) 0. C) 3. D) 1. Show Answer Correct Answer: A) -3. 22. If we subtract 2 from both sides of the equality 8-3 = 4 + 1, what is the new value of the right-hand side? A) 3. B) 7. C) 5. D) 10. Show Answer Correct Answer: A) 3. 23. Solve:3(x-2) = 18 A) 6.7. B) 4. C) 8. D) -4. E) None of the above. Show Answer Correct Answer: C) 8. 24. Seven times m plus 7 gets you 77 A) Mo + h = h. B) 7m + 7 = 77. C) 8m + 4 = 67. D) Mo + z = Put. Show Answer Correct Answer: B) 7m + 7 = 77. 25. If 4 times a number is 20, what is the number? Write the equation to represent this situation. A) The number is 10. B) The number is 5. C) The number is 25. D) The number is 15. Show Answer Correct Answer: B) The number is 5. 26. Write an equation for if you take away 6 from 6 times y, you get 60. A) 6Y-6 = 60. B) 6y+6 = 60. C) -6-6y = 60. D) None of the above. Show Answer Correct Answer: A) 6Y-6 = 60. 27. Take 10 away from s A) 10-s. B) S + 10. C) S/10. D) S-10. Show Answer Correct Answer: D) S-10. 28. Solve the equation 2(3p-6) = 3p-9 A) 1. B) -9. C) -3. D) 3. Show Answer Correct Answer: A) 1. 29. The sum of 3 times x and 11 is 32 A) 1x+11=32. B) 5Q+11 = 32. C) +11 = 32. D) ZKS+11 = 32. Show Answer Correct Answer: D) ZKS+11 = 32. 30. How do you undo an operation? A) You use the opposite operation. B) You cancel it out. C) Erase it. D) You delete it. Show Answer Correct Answer: A) You use the opposite operation. 31. -14 = j + 10, find j A) -24. B) -4. C) 24. D) 4. Show Answer Correct Answer: A) -24. 32. Convert the statement '38 multiplied by a number and subtracted from 300. Let the number be x'. A) 300x-38. B) 300-38x. C) 38-300x. D) 38x-300. Show Answer Correct Answer: B) 300-38x. 33. Which equation has w = 8 as the solution? A) 16w = 240. B) 4 + w = 10. C) 8w= 64. D) 16-w = 9. Show Answer Correct Answer: C) 8w= 64. 34. What is the test for carbon dioxide? A) Squeaky pop. B) Bleaches damp litmus paper. C) Cloudy Limewater. D) Relight a glowing splint. Show Answer Correct Answer: C) Cloudy Limewater. 35. What steps should be used to solve 5b-6 = 24? A) Add 6 to both sides and then multiply by 5. B) Add 6 to both sides and then divide by 5. C) Subtract 6 from both sides then multiply by 5. D) Subtract 6 from both sides then divide by 6. Show Answer Correct Answer: B) Add 6 to both sides and then divide by 5. 36. What does it mean to isolate a variable in an equation? A) To manipulate the equation so that the variable is on one side and all other terms are on the other side. B) To eliminate the variable from the equation entirely. C) To combine like terms on both sides of the equation. D) To substitute the variable with a numerical value. Show Answer Correct Answer: A) To manipulate the equation so that the variable is on one side and all other terms are on the other side. 37. Last Friday Trevon had $ 29. Over the weekend he received some money for cleaning the attic. He now has $ 41. How much money did he receive? A) 29 + n = 40. B) 29 + n = 41. C) 29-n = 41. D) 29-n = 40. Show Answer Correct Answer: B) 29 + n = 41. 38. What operation is opposite to multiplication? A) Addition. B) Division. C) Multiplication. D) Subtraction. Show Answer Correct Answer: B) Division. 39. Which of the following is an unbalanced equation? A) 2NA + 2H $ _ {2} $ O$\rightarrow$ 2NAOH + H $ _ {2} $. B) CaCO $ _ {3} $$\rightarrow$ CAO + CO $ _ {2} $. C) CS$_{2 }$+ 2O$_{2 }$$\rightarrow$ CO$_{2 }$+ 2SO$_{2}$. D) PbO$_{2 }$+ 2H$_{2}$$\rightarrow$2Pb + H$_{2}$O. Show Answer Correct Answer: D) PbO$_{2 }$+ 2H$_{2}$$\rightarrow$2Pb + H$_{2}$O. 40. Darshany bought three candy bars for a total of $ 18.00. How much did each candy bar cost? Write an equation to solve this problem. Use c as your variable. A) C + 6= 18. B) Live = 18. C) C +18 = 6. D) 18c=6. Show Answer Correct Answer: B) Live = 18. 41. WHICH OF THESE IS NOT A EQUATION A) Z+6=12. B) 5x + 3 = 15. C) X-14=62. D) 11-5. Show Answer Correct Answer: D) 11-5. 42. The value of the variable for which the equation is satisfied is called the ..... of the equation. A) Solution. B) Expression. C) Constant. D) None of the above. Show Answer Correct Answer: A) Solution. 43. Which of the following is an equation? A) Shit $^{2} $+ 10 = 25. B) Shit $^{2} $+ 10-25. C) 10y-6 + 34u. D) 6x + 2x-6. Show Answer Correct Answer: A) Shit $^{2} $+ 10 = 25. 44. A child makes a ramp to push his toy dump truck up to his sandbox. If he uses 5 newtons of force to push the 12-newton truck up the ramp, what is the mechanical advantage of his ramp? A) 2.4. B) 3.6. C) 4.8. D) 1.2. Show Answer Correct Answer: A) 2.4. 45. Co-efficient of x$^{2}$ in algebraic expression:-2x$^{2}$y is: A) -2. B) -1. C) Any. D) Y. Show Answer Correct Answer: C) Any. 46. Solve the Equation:-2h-16 = 3h-6 A) H =-10. B) H = 10. C) H =-2. D) H = 2. Show Answer Correct Answer: C) H =-2. 47. What is the symbol for the element Magnesium? A) Mo. B) Md. C) Mg. D) Ms. Show Answer Correct Answer: C) Mg. 48. Check whether y =-3 is the solution of the equation 2y + 6 = 0 A) YES. y =-3 is root. B) NO. y =-3 is not a root. C) All the above. D) None of the above. Show Answer Correct Answer: A) YES. y =-3 is root. 49. Solve:-4(m+3)=18 A) 3/5. B) 6/2. C) 2/3. D) 3/2. Show Answer Correct Answer: D) 3/2. 50. Solve8/3 y = 1 3/5 A) 64/9. B) 3/5. C) 9/5. D) 64/15. Show Answer Correct Answer: B) 3/5. 51. Evaluate the following equation:6d = 30. A) D = 36. B) D = 5. C) D = 24. D) D = 18. Show Answer Correct Answer: B) D = 5. 52. Pop question:who was the 16th president of the U.S. A) Abraham Lincoln. B) Jimmy Carter. C) Franklin D. Roosevelt. D) George Washington. Show Answer Correct Answer: A) Abraham Lincoln. 53. What happens to an equality if we multiply both sides by the same non-zero number? A) It becomes false. B) It becomes negative. C) It remains unchanged. D) It becomes true. Show Answer Correct Answer: C) It remains unchanged. 54. What is a balanced chemical equation? A) A chemical equation is balanced when the product or products has the same elements and amount of each element as the reactants had before the reaction occurred. B) A chemical equation is unbalanced when the product or products don't have the same elements or amount of each element as the reactants had before the reaction occurred. C) All the above. D) None of the above. Show Answer Correct Answer: A) A chemical equation is balanced when the product or products has the same elements and amount of each element as the reactants had before the reaction occurred. 55. A man travelled two-fifth of his journey by train, one-third by bus, one-fourth by car and the remaining 3 km on foot. What is the length of his total journey? A) 180 km. B) 120 km. C) 150 km. D) 100 km. Show Answer Correct Answer: A) 180 km. 56. Simplify the expression(6 + 5x) + 7 A) 5x + 13. B) 5x (13). C) 11x + 7. D) None of the above. Show Answer Correct Answer: A) 5x + 13. 57. 2 + 3x = 13 then x= A) 5. B) 11/5. C) 5. D) None. Show Answer Correct Answer: B) 11/5. 58. A number before the variable A) Subsentit. B) Coefficient. C) Expression. D) None of the above. Show Answer Correct Answer: B) Coefficient. 59. Solve the following equation:$\frac{-2p}{7}=14$ A) -4. B) -49. C) 49. D) 4. Show Answer Correct Answer: B) -49. 60. Solve the equation:$8y+3y=44$ A) $y=488$. B) $y=\frac{11}{6}$. C) $y=\frac{44}{5}$. D) $y=11$. Show Answer Correct Answer: D) $y=11$. ← PreviousNext →Related QuizzesMathematics QuizzesClass 7 QuizzesClass 7 Mathematics Chapter 4 Simple Equations Quiz 1Class 7 Mathematics Chapter 4 Simple Equations Quiz 2Class 7 Mathematics Chapter 4 Simple Equations Quiz 3Class 7 Mathematics Chapter 4 Simple Equations Quiz 4Class 7 Mathematics Chapter 4 Simple Equations Quiz 5Class 7 Mathematics Chapter 4 Simple Equations Quiz 6Class 7 Mathematics Chapter 4 Simple Equations Quiz 7Class 7 Mathematics Chapter 4 Simple Equations Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books