This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Simple Equations > Class 7 Mathematics Chapter 4 Simple Equations – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 4 Simple Equations Quiz 3 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Solve for x:$\frac{x}{5}=2$ A) X = 10. B) X = 7. C) X = 20. D) X = 3. Show Answer Correct Answer: A) X = 10. 2. Five less than twice a number is equivalent to 47. A) 5-X = 47. B) 5x-2 = 47. C) 2-5x = 47. D) 2x-5 = 47. Show Answer Correct Answer: D) 2x-5 = 47. 3. How many Hydrogen are in 4H$_{2}$O? A) 4. B) 2. C) 6. D) 8. Show Answer Correct Answer: D) 8. 4. The solution of the equation 5x = 10 is A) 2. B) 1. C) 5. D) 10. Show Answer Correct Answer: A) 2. 5. Set up an equation in the following case(i) Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. (Take m to be the number of Parmit's marbles.) A) 7+x=5*37. B) 5x + 7 = 37. C) X=37-5. D) None of the above. Show Answer Correct Answer: B) 5x + 7 = 37. 6. Solve the equation:$12=\frac{d-8}{-2}$ A) $d=-32$. B) $d=32$. C) $d=16$. D) $d=-16$. Show Answer Correct Answer: D) $d=-16$. 7. Write the solution of x-1 = 0 A) 1. B) -1. C) 0. D) None of the above. Show Answer Correct Answer: A) 1. 8. The "Sum Of Three Times x And 11 Is 32" in the Form of Equation Is- A) ZKS+11 = 32. B) ZKS+32 = 11. C) 11+32 = ZKS. D) All Of These. Show Answer Correct Answer: A) ZKS+11 = 32. 9. $\sqrt{6845698}\times^{ }\pi$ A) 18807.1044. B) 18803.1044. C) 18806.1044. D) 18805.1044. Show Answer Correct Answer: A) 18807.1044. 10. 5x = x + 4, Then x is 1. (True or False?) A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. 4 + H + i-i. = 45 A) A = 7. B) A =-4. C) A = 8. D) A = 5. Show Answer Correct Answer: A) A = 7. 12. What is the value of x in the equation x-4 = 2? A) X = 5. B) X = 7. C) X = 6. D) X = 4. Show Answer Correct Answer: C) X = 6. 13. Write the statement for:5 less than a number is ..... - A) 5x. B) X-5. C) 5-x. D) X+5. Show Answer Correct Answer: B) X-5. 14. Please solve this equation A) X = 16. B) X = 30. C) X = 161. D) None of these match my answer. Show Answer Correct Answer: A) X = 16. 15. You thought the balance in your checking account was $ 68. When your bank statement arrives, you realize that you forgot to record a check. The bank statement lists your balance as $ 26. Write and solve an equation to find the amount of the check that you forgot to record.Solve on your own now. A) -42. B) 94. C) -94. D) 42. Show Answer Correct Answer: D) 42. 16. Evaluate the expression if x = 44 + x-2 A) 2. B) 6. C) 10. D) None of the above. Show Answer Correct Answer: B) 6. 17. Seven times a number is 12 less than thirteen times the same number. Find the number. A) 2. B) 4. C) 3. D) 1. Show Answer Correct Answer: A) 2. 18. What is the solution to the equation:x + 5 = 12? A) $x=7$. B) X=7 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $x=7$. 19. Write a simple equation to solve the problem.Keith is now 18 years old. His age is 3 years younger than half of Mr. Ko's age. How old is Mr. Ko now? A) 39. B) 42. C) 43. D) 40. Show Answer Correct Answer: B) 42. 20. Solve the equation 4x + 5 = 3x + 9 A) 4. B) 7. C) 14. D) 2. Show Answer Correct Answer: A) 4. 21. The solution of the equation 2(a+3)=8 is A) 1. B) 16. C) 4. D) 2. Show Answer Correct Answer: A) 1. 22. Awnar thinks of a number. if he takes away 7 from 5/2 of the number, the result is 23 A) N=12. B) N=1/2. C) N=10. D) N=-2. Show Answer Correct Answer: A) N=12. 23. Simplify the expression:$\frac{4x}{2x-3}-\frac{3x}{3x-4}$ A) $\frac{6x^2-25x}{\left(3x-4\right)\left(2x-3\right)}$. B) $\frac{6x^2-7x}{\left(3x-4\right)\left(2x-3\right)}$. C) $\frac{18x^2-7x}{\left(3x-4\right)\left(2x-3\right)}$. D) $\frac{18x^2-25x}{\left(3x-4\right)\left(2x-3\right)}$. Show Answer Correct Answer: B) $\frac{6x^2-7x}{\left(3x-4\right)\left(2x-3\right)}$. 24. Who invented Algebraic Tiles A) Aryabhata. B) Nicolas Chuquet. C) Michael Stiple. D) Kalebu Gattejo. Show Answer Correct Answer: D) Kalebu Gattejo. 25. Work of 2000 J is required to push an object 1.5 km. What is the force? A) 1.6 N. B) 12 N. C) 2.5 N. D) 1.3 N. Show Answer Correct Answer: D) 1.3 N. 26. Solve the following equation for x:4x-9 = (-9) + 4x A) X = 0. B) No solution. C) X =-9. D) Infinite solutions. Show Answer Correct Answer: D) Infinite solutions. 27. A cheetah can run at top speed for only about 20 seconds. if an antelope is too far away for a cheetah to catch it in 20 seconds, the antelope is probably safe. Your friend claims the antelope in the previous question will not be safe if the cheetah starts 650 feet behind it. Is your friend correct? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 28. The symbol "H" is what element? A) Helium. B) Hafnium. C) Holmium. D) Hydrogen. Show Answer Correct Answer: D) Hydrogen. 29. 2 subtracted from y is 8 A) W-2=8. B) Z-2=8. C) Y-2=8. D) A-3=8. Show Answer Correct Answer: C) Y-2=8. 30. Solve:7x + 19 =-2x + 55 A) 4. B) -4. C) 8.2. D) 14.8. Show Answer Correct Answer: A) 4. 31. Which one is a compound? A) CO. B) Fe. C) Br. D) Co. Show Answer Correct Answer: A) CO. 32. 2h $ _ {2} $ + O $ _ {2} $ $\rightarrow$ ..... h $ _ {2} $ o A) 1. B) 4. C) 3. D) 2. Show Answer Correct Answer: D) 2. 33. The sum of three times x and 11 is 32. What is the equation of this statement? A) X + 11 = 32. B) ZKS + 11 = 32. C) ZKS + 32 = 11. D) None of the above. Show Answer Correct Answer: B) ZKS + 11 = 32. 34. True or False:When balancing chemical equations the subscripts can change. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 35. Which work shown below is a sufficient check for the following problem after solving that x = 36. $\frac{1}{3}x=12$ A) $\frac{1}{3}x=12$ $12=12$. B) $\frac{1}{3}x=12$ $\frac{1}{3}\left(36\right)=12$. C) $\frac{1}{3}\left(36\right)=12$. D) $\frac{1}{3}x=12$ $\frac{1}{3}\left(36\right)=12$ $12=12$. Show Answer Correct Answer: D) $\frac{1}{3}x=12$ $\frac{1}{3}\left(36\right)=12$ $12=12$. 36. The solution of the equation 3x + 7 =-20 is A) -9. B) 9. C) 17/7. D) 13/3. Show Answer Correct Answer: A) -9. 37. Which of the following values of x is a solution to the equation x-10 = 2(x + 5) A) -5. B) -20. C) -15. D) 0. E) 5. Show Answer Correct Answer: B) -20. 38. Six added to thrice a whole number gives 36. Find the number. A) 10. B) 12. C) 8. D) 15. Show Answer Correct Answer: A) 10. 39. The expression 4(x + 3)-3(6-x) is equivalent to: A) X-12. B) Ss-w. C) Ss + w. D) -x-12. E) X + 30. Show Answer Correct Answer: B) Ss-w. 40. Add 1 to three times n to get 7 A) About + 1 = h. B) About-1 = h. C) About + h = 1. D) None of these. Show Answer Correct Answer: A) About + 1 = h. 41. What is the solution for y in the equation y-33 = 147? A) Y = 180. B) Y = 190. C) Y = 150. D) Y = 160. Show Answer Correct Answer: A) Y = 180. 42. Write the following statement in the form of an equation:If you subtract 3 from 6 times a number, you get 9 A) Sh + H = I. B) Sh + H = I. C) Sh-h =. D) ZKS-W = I. Show Answer Correct Answer: C) Sh-h =. 43. The value of p in the equation p+6=10 is A) A) 4. B) B) 5. C) C) 6. D) None of the above. Show Answer Correct Answer: A) A) 4. 44. How would you solve this equation:9x=153? A) Multiply by 9 on both sides. B) Divide by 9 on both sides. C) Add 9 to both sides. D) Subtract 9 from both sides. Show Answer Correct Answer: B) Divide by 9 on both sides. 45. Solve the following equation for x:4(2x-3) = 6x + 2 A) No solution. B) X = 7. C) X = 1. D) X = 5/2. Show Answer Correct Answer: B) X = 7. 46. Solve for x. 2x + 1 = 3x + 1-x A) X = 0. B) Infinite Solutions. C) X = 1. D) No Solution. Show Answer Correct Answer: B) Infinite Solutions. 47. If m =12, then 4 (28 + m) =? A) 48. B) 440. C) 40. D) 160. Show Answer Correct Answer: D) 160. 48. Solve:4x + 5x = 27 A) 0. B) -27. C) 27. D) 3. Show Answer Correct Answer: D) 3. 49. How many elements are found in the following molecule? Mg(ClO$_{3}$)$_{2}$ A) 4. B) 1. C) 5. D) 3. Show Answer Correct Answer: D) 3. 50. You decide to rent a bike for $ 25 plus $ 3.00 per hour. If you spent a total of $ 40.00, how many hours did you rent the bike? A) 4 hours. B) 5 hours. C) 1 hour. D) 2 hours. Show Answer Correct Answer: B) 5 hours. 51. The product of a number and 6 is 30. Write the equation to represent this situation. A) Sh-30 = 0. B) Shi = 5. C) Shi + 30 = 0. D) Shi = 30. Show Answer Correct Answer: D) Shi = 30. 52. Which number should go in the blank? ..... H$_{2}$ + O$_{2}$ $\rightarrow$ 2 H$_{2}$O A) 2. B) 3. C) 1. D) 0. Show Answer Correct Answer: A) 2. 53. This chemical formula is named what?CO2 A) Carbon Dioxide. B) Oxygen gas. C) Calcium. D) Simple Sugar. Show Answer Correct Answer: A) Carbon Dioxide. 54. Write the following statement in the form of an equation:One third of a number plus 2 is 3 A) M/2-3 = 3. B) M/3-2 = 3. C) M/2+ 3 = 3. D) M/3+ 2 = 3. Show Answer Correct Answer: D) M/3+ 2 = 3. 55. Identify if this equation has one solution, infinitely many solutions or no solution.-3x+1=x+9-4x A) One solution. B) Infinitely many. C) No solution. D) None of the above. Show Answer Correct Answer: C) No solution. 56. The solution of the equation $\frac{n}{3}$ A) 9. B) 3. C) 12. D) 6. Show Answer Correct Answer: A) 9. 57. $\frac{3}{2}=\frac{9}{10}k$ A) $k=-2$. B) $k=\frac{3}{5}$. C) $k=\frac{5}{3}$. D) $k=2$. Show Answer Correct Answer: C) $k=\frac{5}{3}$. 58. The solution of the equation 7n + 5 = 12 is A) -1. B) 0. C) 1. D) 5. Show Answer Correct Answer: C) 1. 59. What is the common name for the following chemical formula? Fe2O3 A) Copper. B) Aluminium. C) Rust. D) None of the above. Show Answer Correct Answer: C) Rust. 60. 2NaCl + CaO $\rightarrow$> ..... Na$_{2}$ + CaCl$_{2}$ A) 1. B) 3. C) 4. D) 2. Show Answer Correct Answer: A) 1. ← 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 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 8Class 7 Mathematics Chapter 4 Simple Equations Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books