This quiz works best with JavaScript enabled. Home > Grammar > Discourse > Substitution – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 17 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Solve the system by substitution.-5x-4y =-9y = 6 A) (3, 6). B) (6, -3). C) (-3, 6). D) (6.8, 3). Show Answer Correct Answer: C) (-3, 6). 2. Solve the system using substitution.-7y + 5x =-3x = 5y-15 A) (5, 4). B) (4, 5). C) No Solution. D) Infinitely Many Solutions. Show Answer Correct Answer: A) (5, 4). 3. A place for clothes A) Disrobe. B) Wardrobe. C) Textile. D) Garment. Show Answer Correct Answer: B) Wardrobe. 4. $\int80x^3\sqrt{5x^4+3}dx$ A) $\frac{8}{3}\sqrt{\left(5x^4+3\right)^3}+C$. B) $6\sqrt{\left(5x^4+3\right)^3}+C$. C) $\sqrt{\left(5x^4+3\right)^3}+C$. D) $20x^4\sqrt{x^5+3x}+C$. Show Answer Correct Answer: A) $\frac{8}{3}\sqrt{\left(5x^4+3\right)^3}+C$. 5. Solve the system using elimination:2x + 3y =-23x-2y = 23 A) (5, -4). B) (-4, 5). C) (-5, 4). D) Infinite solutions. Show Answer Correct Answer: A) (5, -4). 6. Lasting for a very short time A) Nascent. B) Transient. C) Embryonic. D) Lasting. Show Answer Correct Answer: B) Transient. 7. If y = 5, Calculate 2(y-3) A) 4. B) 18. C) 10y-6. D) 10y-3. Show Answer Correct Answer: A) 4. 8. If x = 4.6 what does y equal?x = 7 + yy = 7-2x A) Y =-2.2. B) Y = 4.4. C) Y = 0.4. D) Y =-16.2. Show Answer Correct Answer: A) Y =-2.2. 9. Land so surrounded by water as to be almost an island A) Peninsula. B) Lagoon. C) Archipelago. D) Isthmus. Show Answer Correct Answer: A) Peninsula. 10. $\int\left(5\sqrt{x^3}-16e^{-4x}+\frac{1}{x}\right)dx$ A) $2x^{\frac{5}{2}}+4x^{-4x}+\ln\left|x\right|+C$. B) $5x^{\frac{1}{3}}-4e^{-4x}+1+C$. C) $\frac{5}{2}x^{\frac{3}{2}}-16e^{-4x}+\ln\left|x\right|+C$. D) Got lazy with fake answers. Show Answer Correct Answer: A) $2x^{\frac{5}{2}}+4x^{-4x}+\ln\left|x\right|+C$. 11. Y = 5x + 1-10x + 2y = 2 A) Infinite solutions. B) (0, 0). C) (2, 2). D) (2, 1). Show Answer Correct Answer: A) Infinite solutions. 12. Ram said "I am on the mend" when Sita asked. What Ram said? A) He is getting well. B) His mood is off. C) He don't want to talk. D) He is confuse. Show Answer Correct Answer: A) He is getting well. 13. Solve the system:x + y = 19y = 3x-1 A) (14, 5). B) (11, 8). C) (5, 14). D) (8, 11). Show Answer Correct Answer: C) (5, 14). 14. You upload profile on your social media for: A) Your happiness. B) Others. C) Taking help. D) None of these. Show Answer Correct Answer: B) Others. 15. In what era was writing invented? A) Prehistory. B) Classical Antiquity. C) Middle Ages. D) Modern History. Show Answer Correct Answer: B) Classical Antiquity. 16. Solve the system by substitution.-2x-2y = 16y =-8 A) (0, -8). B) (-8, 0). C) (-16, -8). D) (-16, -8). Show Answer Correct Answer: A) (0, -8). 17. 0 = 0 A) No Solution. B) One Solution. C) Infinite Solutions. D) Beyond Solutions. Show Answer Correct Answer: C) Infinite Solutions. 18. Solve the system of equations using substitution: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. Evaluate the expression. Let g = 3 h = 9 4g + 2h + 4 A) 42. B) 34. C) 46. D) 58. Show Answer Correct Answer: B) 34. 20. In the sentence 'He can play the guitar, and so can she', what is being substituted? A) The guitar. B) He. C) Play. D) Can. Show Answer Correct Answer: C) Play. 21. Y = x + 4 x = 2y =? A) 5. B) 6. C) 7. D) 8. Show Answer Correct Answer: B) 6. 22. Which carbocation is the least stable? A) Methyl. B) Primary. C) Secondary. D) Tertiary. Show Answer Correct Answer: A) Methyl. 23. Electron-donating A) The reactive electrophile in Friedel-Crafts acylation reactions. B) The electrophile in aromatic nitration. C) Groups which activate aromatic rings towards electrophilic substitution. D) Groups which activate aromatic rings towards nucleophilic substitution. E) Source of F$^{+}$ in fluorination reactions. Show Answer Correct Answer: C) Groups which activate aromatic rings towards electrophilic substitution. 24. What is the solution to the following system?$^{y = 2x }$$^{x + y = 9}$ A) (3, 6). B) (2, 9). C) (6, 3). D) No solutions. Show Answer Correct Answer: A) (3, 6). 25. What is the first step to solving this system of equations by substitution? y=8x+1 y=6x+3 A) Y = 6(8x + 1). B) -8x-1 = 6x + 3. C) X = 8(6x + 3). D) 8x + 1 = 6x + 3. Show Answer Correct Answer: D) 8x + 1 = 6x + 3. 26. Solve the system of linear equations using substitution. $\frac{1}{2}x+\frac{1}{4}y=2$ $x+y=-1$ A) (7, -6). B) (7, 6). C) (7, 0). D) (-7, -1). Show Answer Correct Answer: A) (7, -6). 27. The product of 34 and z A) 34/z. B) Z/34. C) Z X 34. D) 34-z. Show Answer Correct Answer: C) Z X 34. 28. Given the expression "4 more than 3 times b" and b = 7, what is the value? A) 25. B) 41. C) 15. D) 28. Show Answer Correct Answer: A) 25. 29. In the sentence 'She likes coffee, and so do I', what does 'do' substitute? A) Likes. B) Coffee. C) She. D) I. Show Answer Correct Answer: A) Likes. 30. Science of bodily structures A) Anatomy. B) Antony. C) Antomy. D) None of the above. Show Answer Correct Answer: A) Anatomy. ← 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