This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 2 Linear Equations In One Variable ā Quiz 1 š Homepage š Download PDF Books š Premium PDF Books Class 8 Maths Chapter 2 Linear Equations In One Variable Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. TRUE or FALSE:An algebraic expression becomes an equation when it is equal to something. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 2. 10X=20 A) 2. B) 6. C) 9. D) 5. Show Answer Correct Answer: A) 2. 3. Solve the equation 4n-7 =-23 A) N =-4. B) N = 4. C) N = 7.5. D) N =-7.5. Show Answer Correct Answer: A) N =-4. 4. Ques 9:The shifting of a number from one side of an equation to other is A) Transposition. B) Distributivity. C) Commutativity. D) Associativity. Show Answer Correct Answer: A) Transposition. 5. Which of the following is not a linear equation in one variable? A) Ezz+Kh = 0. B) 33 (x+y) = 0. C) .Reverse+x = 0. D) Ay+x = 0. Show Answer Correct Answer: B) 33 (x+y) = 0. 6. For what value of x, 7x-2 and 4(-x+2)-3 are equal? A) -7/9. B) 7/9. C) 7/11. D) -3/11. Show Answer Correct Answer: C) 7/11. 7. The age of the father is three times the age of the son. If the age of the son is 15 years old, then the age of the father is A) 50 years. B) 55 years. C) 40 years. D) 45 years. Show Answer Correct Answer: D) 45 years. 8. 4 (x + 2)/5 = 7 + (5x/13) A) 13. B) 15. C) 31. D) 100. Show Answer Correct Answer: A) 13. 9. X-2=7Then x is A) 9. B) 6. C) -9. D) -5. Show Answer Correct Answer: A) 9. 10. Solve6 (and-4) = 3 (and-8) A) 0. B) 2. C) No solution. D) All real numbers. Show Answer Correct Answer: A) 0. 11. What should be added to-15 to get 15? A) 15. B) -15. C) 30. D) -30. Show Answer Correct Answer: C) 30. 12. Ques 4:The sum of five times of a number and 5 is 30. The number is A) 3. B) 4. C) 4.5. D) 5. Show Answer Correct Answer: D) 5. 13. The length of a rectangle is twice its breadth. If the perimeter is 72 metre, find the length and breadth of the rectangle. A) 12, 20. B) 40, 60. C) 24, 12. D) 100, 56. Show Answer Correct Answer: C) 24, 12. 14. Which of the following is not a linear equation? A) $3x-1=-2x$. B) $x+2y=10$. C) $x^2-3=x$. D) $\frac{x-5}{7}=\frac{x-2}{3}$. Show Answer Correct Answer: C) $x^2-3=x$. 15. What is the value of x in the equation 4x + 2 = 18? A) 4. B) 10. C) 6. D) 2. Show Answer Correct Answer: A) 4. 16. If 3y-2/3y+2=-6, then what is the value of 3y/7? A) 2/7. B) -10/49. C) -3/35. D) 10/21. Show Answer Correct Answer: B) -10/49. 17. Which is the correct translation of the equation 3x + 10 = 55? A) Ten more than thrice a number is 55. B) A number raised to 3 plus 10 is 55. C) Three times a number added to 10 is 55. D) Thrice x more than 10 is 55. Show Answer Correct Answer: A) Ten more than thrice a number is 55. 18. Complete the statement:A sentence which states that two expressions are equal is called an ..... A) Equation. B) Expression. C) Inequality. D) Similarity. Show Answer Correct Answer: A) Equation. 19. When a number is added to itself, it becomes 24. What is the number? A) 2. B) 4. C) 12. D) 21. Show Answer Correct Answer: C) 12. 20. Solve (x-5)/2-1/2=(x-3)/5 A) X=-4. B) X=4. C) X=8. D) X=6. Show Answer Correct Answer: C) X=8. 21. (3/7)+x = 17/7Then x is A) 20/7. B) 14/7. C) 2. D) Both 2 and 3. Show Answer Correct Answer: D) Both 2 and 3. 22. Linear equation in one variable has A) Only one term with variable. B) One variable with power >1. C) More than one variable with any power. D) One variable with power 1. Show Answer Correct Answer: D) One variable with power 1. 23. The sum of three consecutive multiples of 8 is 888. Find one the multiple. A) 280. B) 288,. C) 320. D) 312. Show Answer Correct Answer: B) 288,. 24. (x + 1)(2x + 1) = (x + 3)(2x + 3)-14 A) 1. B) 3. C) 0.001. D) No Solution. Show Answer Correct Answer: A) 1. 25. The degree of x$^{2}$-5x + 2 = x$^{3}$ is: A) 2. B) 1. C) 0. D) 3. Show Answer Correct Answer: D) 3. 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