This quiz works best with JavaScript enabled. Home > Grammar > Discourse > Substitution – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the variable in the expression y-7 A) 7. B) Y. C) Y-7. D) There is not a variable. Show Answer Correct Answer: B) Y. 2. An instrument to examine internal parts of the body A) Stethoscope. B) Endoscope. C) Telescope. D) Microscope. Show Answer Correct Answer: B) Endoscope. 3. A name adopted by an author in his writings is a? A) Nickname. B) Nomenclature. C) Pseudonym. D) None. Show Answer Correct Answer: C) Pseudonym. 4. Evaluate expression:5a + b for a= 6 and b= 3 A) 33. B) 36. C) 30. D) 59. Show Answer Correct Answer: A) 33. 5. If f(x) =-4x-5 and g(x) = 3-x, what is g(-4) + f(1)? A) 7. B) -2. C) -9. D) -10. Show Answer Correct Answer: B) -2. 6. What is the first step in solving a system by Substitution? A) Make sure both equations are in standard form. B) Make sure at least one equation is solved for one variable. C) Make sure both equations are in slope-intercept form. D) Make sure both equations can be solved. Show Answer Correct Answer: B) Make sure at least one equation is solved for one variable. 7. Solve the system using substitution. $y=3x-7$ $y=5x-13$ A) (3, 2). B) (2, 3). C) (3, -2). D) (-3, -2). Show Answer Correct Answer: A) (3, 2). 8. The Government wing responsible for making rules A) Judiciary. B) Legislature. C) Executive. D) Court. Show Answer Correct Answer: B) Legislature. 9. If $e=8$ $e+e$ A) 16. B) 88. C) 14. D) 0. Show Answer Correct Answer: A) 16. 10. Solve.x = 14-2x A) X = 2.1. B) X = 12. C) X = 14. D) X = 4.6. Show Answer Correct Answer: D) X = 4.6. 11. Solve by substitution2y+2x=6y=3x-5 A) (2, 1). B) (1, 2). C) (-1, 5). D) (5, 5). Show Answer Correct Answer: A) (2, 1). 12. Five times Mike's age increased by 9 A) 5(x+9). B) 9(5+x). C) 9x+5. D) 5x+9. Show Answer Correct Answer: D) 5x+9. 13. So / neither / nor include the meaning 'also'. For example, "They didn't go swimming and neither did we"Here, we invert the subject and ..... A) Auxiliary (no action). B) Main verb (action). C) All the above. D) None of the above. Show Answer Correct Answer: A) Auxiliary (no action). 14. Substitute 4 for X. 4X= Y A) 4X 4 =Y. B) 4(4) = Y. C) 4(4) = 16. D) 4X 4 = 16. Show Answer Correct Answer: B) 4(4) = Y. 15. Evaluate 2a + 4b if a = 10 and b = 6 A) 20. B) 24. C) 44. D) 4. Show Answer Correct Answer: C) 44. 16. Choose correct 'u' to solve the following integral by using substitution method:$\int2xe^{x^2}dx$ A) Let $u=x$. B) Let $u=x^2$. C) Let $u=e^{x^2}$. D) Let $u=2x$. Show Answer Correct Answer: B) Let $u=x^2$. 17. One who habitually talks in sleep A) Insomnist. B) Somnambulist. C) Blabberer. D) Somniloquist. Show Answer Correct Answer: D) Somniloquist. 18. What is the solution to the system of equations? y = 3x-8y = 4-x A) (3, 1). B) (1, 3). C) (-3, 1). D) (3, -1). Show Answer Correct Answer: A) (3, 1). 19. 4x + 16y = 24-2x + 2y =-2 A) -4, 3. B) 1, 2. C) 2, 1. D) 3, 2. Show Answer Correct Answer: C) 2, 1. 20. How do you set up the following system using substitution?y = 3x-7y = x + 2 A) The box within a box. B) 3x-7 = x-2. C) X + 2 = 3x-7. D) 2x-7 = 3. Show Answer Correct Answer: C) X + 2 = 3x-7. 21. Three times a number increased by nine A) 3h-9. B) 3(h-9). C) 3(h+9). D) 3h+9. Show Answer Correct Answer: D) 3h+9. 22. Given u = 5, evaluate 5u-2u + 10. A) 10. B) 15. C) 25. D) 45. Show Answer Correct Answer: C) 25. 23. Which option shows a correct way to perform substitution in this system? $-6x-5y=6$ $y=3-4x$ A) $-6x-5\left(3-4x\right)=6$. B) $-6\left(3+4x\right)-5y=6$. C) $-6x-5y\left(3-4x\right)=6$. D) None of the above. Show Answer Correct Answer: A) $-6x-5\left(3-4x\right)=6$. 24. A number decreases by 50 to get the output A) X + 5 = Y. B) X-50 = Y. C) X-50. D) -50. Show Answer Correct Answer: B) X-50 = Y. 25. Electrophile used in chlorination is A) Chloride ion. B) Chloride free radical. C) Chloronium ion. D) Chlorine atom. Show Answer Correct Answer: C) Chloronium ion. ← PreviousNext →Related QuizzesGrammar QuizzesSubstitution Quiz 1Substitution Quiz 2Substitution Quiz 3Substitution Quiz 4Substitution Quiz 6Substitution Quiz 7Substitution Quiz 8Substitution Quiz 9Substitution Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books