This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Simple Equations > Class 7 Mathematics Chapter 4 Simple Equations – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 4 Simple Equations Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Convert the given statement into equation:Four times a number is two times a number plus 10. (Let the number be n) A) $ 4 n = that+10 $. B) $ 4 n+10 = that $. C) $ 4 n+that = 10 $. D) $4n=2n-10$. Show Answer Correct Answer: A) $ 4 n = that+10 $. 2. How do you isolate the variable in the equation w + 12 = 20? A) Subtract 12 from both sides to get w = 8. B) Add 12 to both sides to get w = 32. C) Multiply both sides by 12 to get w = 240. D) Divide both sides by 12 to get w = 1.67. Show Answer Correct Answer: A) Subtract 12 from both sides to get w = 8. 3. Find the value of x, if x + 4 = 5 A) 9. B) -1. C) 0. D) 1. Show Answer Correct Answer: D) 1. 4. Six times a number is 10 more than the number. A) 6p = 10 + P. B) 6p + 10 = p. C) 6p = 10p. D) None of the above. Show Answer Correct Answer: A) 6p = 10 + P. 5. What equation matches this situation?Robyn had some video games then bought 4 more. Now she has a total of 10 games. A) V + 4 = 10. B) 10-4 = v. C) Answer not Given. D) V-4 = 10. Show Answer Correct Answer: A) V + 4 = 10. 6. 1) Solve this equationc-1 = 8 A) C = 9. B) C = 7. C) C = 8. D) None of these match my answer. Show Answer Correct Answer: A) C = 9. 7. X + 5 = 12Solve for x. A) X = 60. B) X = 17. C) X = 2.4. D) X = 7. Show Answer Correct Answer: D) X = 7. 8. Solve |x-12|-3 = 11. A) 3, 25. B) -2, 26. C) -2, -26. D) 4, -7. Show Answer Correct Answer: B) -2, 26. 9. How many atoms of carbon (C) are in C$_{6}$H$_{12}$O$_{6}$? A) 3. B) 24. C) 12. D) 6. Show Answer Correct Answer: D) 6. 10. Solve:-22 = 14-9 x A) X = 4. B) X =-4. C) X = 2. D) X =-2. Show Answer Correct Answer: A) X = 4. 11. Solve for x. 5x-10 = x + 6 A) X = 2. B) X = 1. C) No solution. D) X = 4. Show Answer Correct Answer: D) X = 4. 12. H$_{2}$+ Cl$_{2}$= HCl A) Unbalanced. B) Balanced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unbalanced. 13. A mathematical phrase made of numbers, operation signs, and sometimes variables A) Expression. B) Algebraic expression. C) Coefficient. D) None of the above. Show Answer Correct Answer: A) Expression. 14. If 2a + 3b = 17, and 2a-3b =-13, then 2b =? A) 5. B) 20. C) 15. D) 10. E) 2.5. Show Answer Correct Answer: D) 10. 15. Write the statement for:2 more than a number is X ..... - A) X. B) 2-X. C) X-2. D) X+2. Show Answer Correct Answer: D) X+2. 16. The solution of the equation 3p-2 = 4 is A) 0. B) 1. C) 2. D) 3. Show Answer Correct Answer: C) 2. 17. $\sqrt{\frac{x}{5}}=5$ A) No Solution. B) X = 125. C) X = 25. D) X = 1. Show Answer Correct Answer: B) X = 125. 18. $\frac{3}{p}+\frac{4}{1-p}$ A) $3+4p^2$. B) $\frac{3+p}{p\left(1-p\right)}$. C) $\frac{3+4p}{1-p}$. D) $\frac{3+p}{1-p}$. Show Answer Correct Answer: B) $\frac{3+p}{p\left(1-p\right)}$. 19. $\frac{3}{8}y=-6$ A) -8. B) 16. C) -16. D) 8. Show Answer Correct Answer: C) -16. 20. Is the equation $-2\left(4-x\right)=2x+8$ A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 21. $m+3=\frac{9}{2}$ A) $\frac{3}{2}$. B) $\frac{7}{9}$. C) $\frac{6}{2}$. D) None of the above. Show Answer Correct Answer: A) $\frac{3}{2}$. 22. Solve the following systems of equations using substitution:x = 6y = 2x-3 A) (9, 6). B) (9, 9). C) (6, 6). D) (6, 9). Show Answer Correct Answer: D) (6, 9). 23. Is p=6 a solution of equation 2p +8 = 12 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 24. What whole number should replace the variable to make the equation 18-c = 12 true? A) -30. B) 6. C) 30. D) -6. Show Answer Correct Answer: B) 6. 25. Elevators lift loads by employing a motor and a complex system of pulleys. If the elevator converts all the energy used to work (no heat or friction is generated), how many Joules would be required to lift a 2, 500 N load 15 m? This is about five floors in a typical building. A) 37500 J. B) 3827 J. C) 167 J. D) 1637 J. Show Answer Correct Answer: A) 37500 J. 26. Solve the equation:$12y+6=6\left(2y+1\right)$ A) No Solutions. B) $y=2$. C) $y=\frac{1}{2}$. D) Infinitely Many Solutions. Show Answer Correct Answer: D) Infinitely Many Solutions. 27. How do you check if your solution to an equation is correct? A) Substitute the solution back into the original equation to see if both sides are equal. B) Multiply both sides of the equation by the same number. C) Add the same value to both sides of the equation. D) Graph the equation and see if the solution lies on the line. Show Answer Correct Answer: A) Substitute the solution back into the original equation to see if both sides are equal. 28. Please solve this equationm-3 = 4 A) M = 7. B) M = 1. C) M = 13. D) None of these match my answer. Show Answer Correct Answer: A) M = 7. 29. This is the element that we need to breathe:The wrong answers still list the symbol correctly for the element listed So look! A) Phosphorus, P. B) Helium, He. C) Oxygen, O. D) Carbon Dioxide, CO2. Show Answer Correct Answer: C) Oxygen, O. 30. What is a product? A) What's left of the chemical reaction. B) The beginning formulas. C) All the above. D) None of the above. Show Answer Correct Answer: A) What's left of the chemical reaction. 31. In the 2012 Olympics, Usain Bolt won the 200-meter dash with a time of 19.32 seconds. Write and solve an equation to find his average speed to the nearest hundredth of a meter per second.Solve the Problem:Now that we have an equation, what Property of Equality should we use to solve it? $200=r\cdot19.32$ A) Subtraction Property of Equality. B) Multiplication Property of Equality. C) Addition Property of Equality. D) Division Property of Equality. Show Answer Correct Answer: D) Division Property of Equality. 32. The solution of the equation 4n-3 = 9 is A) 4. B) 3. C) 1. D) 2. Show Answer Correct Answer: A) 4. 33. The solution of the equation 7+3(x+5)=31 is A) 0. B) 3. C) 2. D) 4. Show Answer Correct Answer: B) 3. 34. $\frac{x-3}{2}=7$ A) 17. B) 14. C) 5. D) 11. Show Answer Correct Answer: A) 17. 35. Each of the 2 equal sides of an isosceles triangle is twice as large as the third side. If the perimeter of the triangle is 30 cm, find the length of each side of the triangle. A) 5, 5, 10 cm. B) 6, 6, 12 cm. C) 6, 12, 12, cm. D) 7, 14, 14 cm. Show Answer Correct Answer: C) 6, 12, 12, cm. 36. Write the following statement in the form of an equation:The sum of three times x and 10 is 13. A) ZKS + 10 = 13. B) ZKS-10 = 13. C) ZKS + 13 = 10. D) None of these. Show Answer Correct Answer: A) ZKS + 10 = 13. 37. Solve the equation:2z-5 = 11 A) Z = 10. B) Z = 3. C) Z = 8. D) Z = 6. Show Answer Correct Answer: C) Z = 8. 38. C$_{2}$H$_{4}$+H$_{2}$=C$_{2}$H$_{6}$ A) Balanced. B) Unbalanced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Balanced. 39. What is the coefficient in this expression? 3x=21 A) 3. B) X. C) 21. D) None of the above. Show Answer Correct Answer: A) 3. 40. "Taking 5 away from x gives 9" . It equation form it will be written as ..... A) X-5 = 9. B) 9-5 = x. C) 5x = 9. D) 5-x = 9. Show Answer Correct Answer: A) X-5 = 9. 41. The value of p in the equation p + 6 = 10 is ..... A) 4. B) 5. C) 6. D) None of the above. Show Answer Correct Answer: A) 4. 42. Solve for x2 lx-4l+8=18 A) X = 9 and x =-1. B) X = 1 and x =-9. C) X= 4 and x =-2. D) No Solution. Show Answer Correct Answer: A) X = 9 and x =-1. 43. A group of 8 friends went to a basketball game. They each buy a ticket and decide to share a big bag of popcorn. One bag of popcorn cost $ 12.00. The total cost for all their tickets and one bag of popcorn was $ 84.00. How much did each person spend on a ticket? A) $ 9.00. B) $ 12.00. C) $ 15.00. D) $ 7.00. Show Answer Correct Answer: A) $ 9.00. 44. 2) Solve this equationt-7 = 2 A) T = 9. B) T = 7. C) T = 5. D) None of these match my answer. Show Answer Correct Answer: A) T = 9. 45. Which equation has x = 5 as the solution? A) X + 15 = 10. B) X = Kh. C) X = 10. D) None of the above. Show Answer Correct Answer: C) X = 10. 46. Check whether the value of x is 6 in 4x=40 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 47. X-3 + 6x + 9 = 48 A) X =-3. B) X = 9. C) X = 7. D) X = 6. Show Answer Correct Answer: D) X = 6. 48. Complete the word equation below:Acid + alkali $\rightarrow$ ..... + water A) Water. B) Metal. C) Gold. D) Salt. Show Answer Correct Answer: D) Salt. 49. Raju's father's age is 5 years more than three times Raju's age. Find Raju's age, if his father is 44 years old A) 15. B) 13. C) 14. D) 12. Show Answer Correct Answer: B) 13. 50. In the 2012 Olympics, Usain Bolt won the 200-meter dash with a time of19.32 seconds. Write and solve an equation to find his average speedto the nearest hundredth of a meter per second.What should we do first? A) Solve the Problem. B) Make a plan. C) Understand the problem. D) Look back. Show Answer Correct Answer: C) Understand the problem. 51. Twice a number is 16. Write the equation to represent this situation. A) X + 16 = 2. B) X = z. C) X = 16. D) Hh = 16. Show Answer Correct Answer: C) X = 16. 52. Simplify the following expression:8a-2(7a-3) A) -ha-w. B) 8a-14a-6. C) -ha + w. D) -ha-h. Show Answer Correct Answer: C) -ha + w. 53. By solving the equation, find the value of "w"2w-2 = 20 A) 12. B) 14. C) 11. D) None of the above. Show Answer Correct Answer: C) 11. 54. Find the value of r if 3r = 12 A) 3. B) 12. C) 4. D) -4. Show Answer Correct Answer: C) 4. 55. 5m = 10 solve for m A) 5. B) 15. C) 50. D) 2. Show Answer Correct Answer: D) 2. 56. $\frac{2}{3}\left(x-5\right)-\frac{1}{4}\left(x-2\right)=\frac{9}{2}$ A) 88. B) 73. C) 43. D) 67. Show Answer Correct Answer: A) 88. 57. Solve the following equation for x:10x + 2x + 5 = 8x + 4x + 7 A) Infinite solutions. B) No solution. C) X = 0. D) X = 12. Show Answer Correct Answer: B) No solution. 58. In the equation, 2Mg + O$_{2}$ $\rightarrow$ 2MgO, which are the reactants? A) Mg and O. B) MgO. C) Mg and MgO. D) O and MgO. Show Answer Correct Answer: A) Mg and O. 59. If x + 8 = 15 find x A) 7. B) 22. C) 9. D) 12. Show Answer Correct Answer: A) 7. 60. Name the property of equality being used in the first step:x/9 = 5x = 45 A) Addition Property of Equality. B) Division Property of Equality. C) Multiplication Property of Equality. D) Subtraction Property of Equality. Show Answer Correct Answer: C) Multiplication Property of Equality. ← 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 7Class 7 Mathematics Chapter 4 Simple Equations Quiz 8Class 7 Mathematics Chapter 4 Simple Equations Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books