This quiz works best with JavaScript enabled. Home > Grammar > Discourse > Substitution – Quiz 24 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 24 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is not the product of elimination reaction between ethanolic sodium hydroxide and chloroethane? A) Sodium chloride. B) Water. C) Ethene. D) Hydrogen chloride gas. Show Answer Correct Answer: D) Hydrogen chloride gas. 2. Find the solution to these systems y=1x-3y=3x+25 A) (14, 25). B) (-14, 17). C) (-17, 2). D) (-14, -17). Show Answer Correct Answer: D) (-14, -17). 3. What was the main way Italian city-states became wealthy? A) Trade. B) Shipbuilding. C) Banking. D) None of the above. Show Answer Correct Answer: A) Trade. 4. If $x=5$ $\frac{x+3}{4}$ A) $\frac{53}{4}$. B) $2$. C) $4$. D) $8$. Show Answer Correct Answer: B) $2$. 5. Solve each equation using the substitution method:2m = 6 A) 2. B) 12. C) 4. D) None of those. Show Answer Correct Answer: D) None of those. 6. Y =-2x + 18y = 8 A) (5, 8). B) (-5, 8). C) (2, 8). D) (-2, 8). Show Answer Correct Answer: A) (5, 8). 7. $\int_{ }^{ }\sin^{-1}\left(\cos2x\right)dx$ A) $\frac{\pi}{2}-2x+c$. B) $\frac{\pi}{2}x-x^2+c$. C) $\frac{\pi}{2}x+x^2+c$. D) $\frac{\pi}{2}x-\frac{x^2}{2}+c$. Show Answer Correct Answer: B) $\frac{\pi}{2}x-x^2+c$. 8. Solve using substitution:$y=7x+9$ $4x+2y=-18$ A) $\left(5, 0\right)$. B) $\left(9, 18\right)$. C) $\left(-2, -5\right)$. D) $\left(1, 16\right)$. Show Answer Correct Answer: C) $\left(-2, -5\right)$. 9. What is the solution to the system of equations:3x-7y = 41 and x =-2y-21? A) (-5, -8). B) (-4, 6). C) (-3, 5). D) (-2, 4). Show Answer Correct Answer: A) (-5, -8). 10. Y =-5x-14y = 5x + 6 A) (-2, 4). B) (-4, -2). C) (-2, -4). D) (-2, -2). Show Answer Correct Answer: C) (-2, -4). 11. Solve the system of equations:4x+8y=20-4x+2y=-30 A) (-7, 1). B) (2, -5). C) (-2, 5). D) (7, -1). Show Answer Correct Answer: D) (7, -1). 12. Something that can be carried easily A) Relatable. B) Cartable. C) Potable. D) Portable. Show Answer Correct Answer: D) Portable. 13. If a = 4 and b = 6, what is the value of 3a + 5b? A) 40. B) 42. C) 44. D) 46. Show Answer Correct Answer: B) 42. 14. N = 3 A) 18. B) 54. C) -3. D) 14. Show Answer Correct Answer: D) 14. 15. Y =-6x-2y = 4x-12 A) (1, 8). B) (1, -8). C) (-1, 8). D) (1, 0). Show Answer Correct Answer: B) (1, -8). 16. Y =-2x + 5y = 2x-11 A) No Solution. B) (0, 0). C) (3, -1). D) (4, -3). Show Answer Correct Answer: D) (4, -3). 17. Solve the system of linear equations using substitution. $6x-y=24$ $6x+y=-12$ A) (-1, -18). B) (1, -18). C) (1, 18). D) (-1, 18). Show Answer Correct Answer: B) (1, -18). 18. When considering electrophilic aromatic substitution reactions electron withdrawing substituents (e.g. cyano) are described as ..... A) Ortho/para directing and activating. B) Ortho/para directing and deactivating. C) Meta directing and activating. D) Meta directing and deactivating. Show Answer Correct Answer: D) Meta directing and deactivating. 19. A style in which a writer makes a display of his knowledge A) Verbose. B) Pompous. C) Pedantic. D) Ornate. Show Answer Correct Answer: C) Pedantic. 20. Is $y$ $-y=8$ A) Yes, $y$. B) No, you need to divide-1 on both sides. C) No, you need to add y on both sides. D) No, you need to just erase the negative sign. Show Answer Correct Answer: B) No, you need to divide-1 on both sides. 21. Evaluate 8a-b if a = 10 and b = 6 A) 74. B) 38. C) 86. D) 8106. Show Answer Correct Answer: A) 74. 22. 10 + X = yIf X = 1, then Y = A) 11. B) 8. C) 9. D) None of the above. Show Answer Correct Answer: A) 11. 23. A system of equations is shown. y = 2x-5y = x + 1What is the solution to the system of equations? A) X = 6y = 7. B) X = 2y =-1. C) X = 2y = 3. D) None of the above. Show Answer Correct Answer: A) X = 6y = 7. 24. Solve the equation:x + 7 = 12 A) X = 5. B) X = 19. C) X =-5. D) X = 84. Show Answer Correct Answer: A) X = 5. 25. If b = 7 and e = 2, what is 3b + e? A) 24. B) 22. C) 23. D) 21. Show Answer Correct Answer: C) 23. 26. Simplify $7\left(-5b-9f\right)$ A) 189. B) -819. C) -189. D) None of the above. Show Answer Correct Answer: A) 189. 27. In the modern times, a sea voyage for pleasure can be called as A) Voyage. B) Boat trip. C) Cruise. D) Trawl. Show Answer Correct Answer: C) Cruise. 28. H decreased by 13 A) 13-h. B) H-13. C) H + 13. D) H / 13. Show Answer Correct Answer: B) H-13. 29. What is the solution to this system? Solve by substitution.y= 4x + 32x-3y = 21 A) (3, -9). B) (-3, -9). C) (-3, 9). D) (0, 1). Show Answer Correct Answer: B) (-3, -9). 30. What is the solution to the system of equations:y=2x and 5x-y = 9? A) (-3, -9). B) (3, 6). C) (-1, -3). D) (0, 0). Show Answer Correct Answer: B) (3, 6). ← 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