This quiz works best with JavaScript enabled. Home > Class 7 > 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 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. W + 12 = 20 A) W = 32. B) W =-32. C) W = 8. D) W =-8. Show Answer Correct Answer: C) W = 8. 3. 2r+7=17 A) 7. B) 5. C) -12. D) 15. Show Answer Correct Answer: B) 5. 4. Seven times a number is 12 less than thirteen times the same number. Find the number. A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 5. 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) $x=7$. 6. 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) 40. C) 42. D) 43. Show Answer Correct Answer: C) 42. 7. Solve the equation 4x + 5 = 3x + 9 A) 2. B) 4. C) 7. D) 14. Show Answer Correct Answer: B) 4. 8. 19 + a =-50 A) A =-950. B) A =-69. C) A =-31. D) A =-50/19. Show Answer Correct Answer: B) A =-69. 9. The solution of the equation 2(a+3)=8 is A) 1. B) 2. C) 4. D) 16. Show Answer Correct Answer: A) 1. 10. Awnar thinks of a number. if he takes away 7 from 5/2 of the number, the result is 23 A) N=10. B) N=1/2. C) N=12. D) N=-2. Show Answer Correct Answer: C) N=12. 11. -2x-7+3x=10 A) X=-2. B) X=3. C) X=10. D) X=17. Show Answer Correct Answer: D) X=17. 12. Simplify the expression:$\frac{4x}{2x-3}-\frac{3x}{3x-4}$ A) $\frac{6x^2-7x}{\left(3x-4\right)\left(2x-3\right)}$. B) $\frac{18x^2-7x}{\left(3x-4\right)\left(2x-3\right)}$. C) $\frac{18x^2-25x}{\left(3x-4\right)\left(2x-3\right)}$. D) $\frac{6x^2-25x}{\left(3x-4\right)\left(2x-3\right)}$. Show Answer Correct Answer: A) $\frac{6x^2-7x}{\left(3x-4\right)\left(2x-3\right)}$. 13. 4p+2=-22 A) 5. B) -6. C) 6. D) -5. Show Answer Correct Answer: B) -6. 14. Who invented Algebraic Tiles A) Aryabhata. B) Kalebu Gattejo. C) Michael Stiple. D) Nicolas Chuquet. Show Answer Correct Answer: B) Kalebu Gattejo. 15. Work of 2000 J is required to push an object 1.5 km. What is the force? A) 2.5 N. B) 1.3 N. C) 1.6 N. D) 12 N. Show Answer Correct Answer: B) 1.3 N. 16. Solve the following equation for x:4x-9 = (-9) + 4x A) No solution. B) Infinite solutions. C) X = 0. D) X =-9. Show Answer Correct Answer: B) Infinite solutions. 17. 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. 18. The symbol "H" is what element? A) Holmium. B) Helium. C) Hydrogen. D) Hafnium. Show Answer Correct Answer: C) Hydrogen. 19. 2 subtracted from y is 8 A) Z-2=8. B) Y-2=8. C) A-3=8. D) W-2=8. Show Answer Correct Answer: B) Y-2=8. 20. X + 9 = 12 (a) A) X = 21. B) A. x = 3. C) X =-20. D) X = 12. Show Answer Correct Answer: B) A. x = 3. 21. Solve:7x + 19 =-2x + 55 A) 4. B) 14.8. C) 8.2. D) -4. Show Answer Correct Answer: A) 4. 22. K/3 = 15 A) 3. B) 45. C) 18. D) 12. Show Answer Correct Answer: B) 45. 23. Which one is a compound? A) Co. B) Br. C) Fe. D) CO. Show Answer Correct Answer: D) CO. 24. 75-k = 50 A) K = 25. B) K = 50. C) K = 75. D) K = 60. Show Answer Correct Answer: A) K = 25. 25. 2h $ _ {2} $ + O $ _ {2} $ $\rightarrow$ ..... h $ _ {2} $ o A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. ← PreviousNext →Related 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 9Class 7 Mathematics Chapter 4 Simple Equations Quiz 10Class 7 Mathematics Chapter 4 Simple Equations Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books