This quiz works best with JavaScript enabled. Home > Grammar > Discourse > Substitution – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Simplify $-4\left(2d+3b\right)$ A) 0. B) 144. C) -144. D) 156. Show Answer Correct Answer: D) 156. 2. When $b=3$ $b^2$ A) 3. B) 6. C) 9. D) 12. Show Answer Correct Answer: C) 9. 3. Solve the following system of equation using substitution:$y=4x-10$ $y=3x-5$ A) $\left(7, 15\right)$. B) $\left(1, -5\right)$. C) $\left(5, 10\right)$. D) $\left(1, 2\right)$. Show Answer Correct Answer: C) $\left(5, 10\right)$. 4. What is the solution to the system of equations:y = 3x+19 and y = 5x +33? A) (2, -7). B) (-2, -7). C) (-7, -2). D) (7, -2). Show Answer Correct Answer: C) (-7, -2). 5. What is the value of x + 7p if x =-1 and p = 8? A) 55. B) 56. C) 54. D) 53. Show Answer Correct Answer: A) 55. 6. Y = 5x + 6x = 2y =? A) 14. B) 15. C) 16. D) 17. Show Answer Correct Answer: C) 16. 7. What is the solution to this system of equations?4x + y = 6x-2y = 6 A) (2, -2). B) (1, 2). C) ( 1/2, 4 ). D) (-2, 2). E) (2, 4). Show Answer Correct Answer: A) (2, -2). 8. What is the solution to the system of equations:y = 2x+1 and 2x-y = 3? A) Infinite Solutions. B) (-1, -1). C) No solution. D) (1, 3). Show Answer Correct Answer: C) No solution. 9. Which gives a meta nitro compound as the main product upon nitration with a nitric acid-sulfuric acid mixture? A) Ethyl Benzene. B) Anisole. C) Acetophenone. D) Chlorobenzene. Show Answer Correct Answer: C) Acetophenone. 10. What is substitution in English grammar? A) Replacing a word or phrase with another. B) Adding extra words to a sentence. C) Changing the tense of a verb. D) Removing punctuation marks. Show Answer Correct Answer: A) Replacing a word or phrase with another. 11. What is the operation of the following expression? x/5 A) Multiplication. B) Addition. C) Subtraction. D) Division. Show Answer Correct Answer: D) Division. 12. Given "a number y minus a number b squared" and y=5 and b=3, what is the value of the expression? A) -1. B) 1. C) -4. D) 4. Show Answer Correct Answer: C) -4. 13. Work out the value of the expression when x = 3, y =-2 and z =-4.2xz A) 1. B) 24. C) -24. D) 9. Show Answer Correct Answer: C) -24. 14. 3x + 2y = 167x + y = 19 A) (-2, 5). B) (-2, -5). C) (2, -5). D) (2, 5). Show Answer Correct Answer: D) (2, 5). 15. True or False? (1, 3) is a solution to the system:y = x + 2y = 2x + 1 A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. Solve by substitution. Does the system have one, none or infinite solutions?8x + 4y = 12y =-2x + 3 A) (0, 3). B) (3, 0). C) No solution(parallel lines). D) Infinitely many solutions. Show Answer Correct Answer: D) Infinitely many solutions. 17. If s = 3 & t = 9, what is 2t-3s? A) 8. B) 9. C) 10. D) 11. Show Answer Correct Answer: B) 9. 18. Which of the haloalkanes is most likely to undergo substitution reactions? A) Alkyl fluorides. B) Alkyl chlorides. C) Alkyl bromides. D) Alkyl iodides. Show Answer Correct Answer: D) Alkyl iodides. 19. Solve the system of equations using substitution:y = 7x + 72y + 2x =-18 A) (5, 0). B) (9, 18). C) (-2, -7). D) (1, 16). Show Answer Correct Answer: C) (-2, -7). 20. Solve the system of equations by substitution. $x+y=8$ $y=7x$ A) (1, 7). B) (7, 1). C) (-1, -7). D) (-7, -1). Show Answer Correct Answer: A) (1, 7). 21. Which one shows the correct substitution for the system?x = 7 + yy = 7-2x A) X = 7 + (7-2x). B) Y = 7-7 + y. C) X = 7 + 7. D) 7 + y = 7-2x. Show Answer Correct Answer: A) X = 7 + (7-2x). 22. What is the electrophile in the acylation of benzene? A) AlCl3. B) CO+. C) Cl+. D) R-CO+. Show Answer Correct Answer: D) R-CO+. 23. One who loves the Moon. A) Moon lover. B) Nelenophyile. C) Selenophile. D) Nyctophile. E) Hodophile. Show Answer Correct Answer: C) Selenophile. 24. If d = 11, calculate 3d-7 A) 26. B) 22. C) 33. D) None of the above. Show Answer Correct Answer: A) 26. 25. 4x + 2y = 12y = 3x-14 A) (4, -4). B) (4, 4). C) (-2, -2). D) (4, -2). Show Answer Correct Answer: D) (4, -2). ← PreviousNext →Related QuizzesGrammar QuizzesSubstitution Quiz 1Substitution Quiz 2Substitution Quiz 3Substitution Quiz 4Substitution Quiz 5Substitution Quiz 6Substitution Quiz 7Substitution Quiz 8Substitution Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books