This quiz works best with JavaScript enabled. Home > Grammar > Discourse > Substitution – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these is a system of equations and why? A) 4x=16because it has one solution. B) Y= 3x +4 because it can be graphed. C) 4 + 8x = 4 + 8xbecause its the same thing on both sides. D) Y = 4x +2 3x + 2y = 6because it has two equations that have a solution. Show Answer Correct Answer: D) Y = 4x +2 3x + 2y = 6because it has two equations that have a solution. 2. What is the solution to the following system?$^{y = 8x-9}$$^{y = 7}$ A) (7, 14). B) (2, 7). C) (2, 14). D) (47, 7). Show Answer Correct Answer: B) (2, 7). 3. Evaluate 4a + b when a =-1 and b= 5. A) 9. B) -9. C) 1. D) -1. Show Answer Correct Answer: C) 1. 4. 5x + y =-10y =-6x-13 A) (4, 5). B) (-3, -3). C) (3, 5). D) (-3, 5). Show Answer Correct Answer: D) (-3, 5). 5. Absolutely necessary A) Manageable. B) Inescapable. C) Mandatory. D) Ineffable. Show Answer Correct Answer: C) Mandatory. 6. No one can continue to live forever. Human beings are not ..... A) Invisible. B) Immortal. C) All the above. D) None of the above. Show Answer Correct Answer: B) Immortal. 7. Something which is of temporary existence A) Transparent. B) Temporant. C) Transient. D) Selective. Show Answer Correct Answer: C) Transient. 8. 1 + X = yIf X = 15, then Y = A) 10. B) 16. C) 9. D) None of the above. Show Answer Correct Answer: B) 16. 9. Which of the following is the condition for the reaction of bromomethane and potassium cyanide? A) Ethanolic condition. B) Heated under reflux. C) Both ethanolic and heated under reflux. D) None of the above. Show Answer Correct Answer: C) Both ethanolic and heated under reflux. 10. If m = 3 & n = 7, what is 5m-2n? A) 1. B) 6. C) 12. D) 29. Show Answer Correct Answer: A) 1. 11. A person who believes that he is always ill A) Maverick. B) Sick. C) Neophyte. D) Hypochondriac. Show Answer Correct Answer: D) Hypochondriac. 12. In the sentence 'She can play the piano, and so can he, ' what does 'so' substitute? A) She. B) Can play the piano. C) The piano. D) He. Show Answer Correct Answer: B) Can play the piano. 13. Write an algebraic expression for:the product of 5 and a number A) 5 + n. B) N + 5. C) 5n. D) 5/n. Show Answer Correct Answer: C) 5n. 14. Which word can substitute the phrase 'will not' in the sentence 'They will not attend the meeting'? A) Won't. B) Can't. C) Shouldn't. D) Wouldn't. Show Answer Correct Answer: A) Won't. 15. When an atom/group is lost and leaves a carbocation-this is an example of? A) SN1. B) SN2. C) All the above. D) None of the above. Show Answer Correct Answer: A) SN1. 16. What is the X-VALUE in the (X, Y) solution to the following system of equations? $-6x-2y=16$ $y=5x-8$ A) 8. B) -3. C) 0. D) -6. Show Answer Correct Answer: C) 0. 17. What does the word 'it' substitute in the sentence 'I lost my pen, but I found it later'? A) Lost. B) My. C) Pen. D) Found. Show Answer Correct Answer: C) Pen. 18. Which of the following is not required for the reaction of halogenoalkanes with KCN? A) Heated under reflux. B) Heat under pressure. C) Ethanol. D) None of the above. Show Answer Correct Answer: B) Heat under pressure. 19. If a=3, and b=-1, then (ab)$^{2 }$= A) -3. B) -9. C) 3. D) 9. Show Answer Correct Answer: D) 9. 20. Solve each equation using the substitution method:b + 7 = 10 A) None of those. B) 17. C) 2. D) 3. Show Answer Correct Answer: D) 3. 21. On the whole, boys are not as diligent as girls ..... , girls are more hardworking. A) Generally. B) Voluntary. C) All the above. D) None of the above. Show Answer Correct Answer: A) Generally. 22. Something that is fit to be eaten A) Edible. B) Menu. C) Fodder. D) Legible. Show Answer Correct Answer: A) Edible. 23. One who possesses many talents A) Exceptional. B) Nubile. C) Versatile. D) Gifted. Show Answer Correct Answer: C) Versatile. 24. 3x + 5x = 4 A) 39. B) 17. C) 12. D) 8. Show Answer Correct Answer: B) 17. 25. When does a system of equations have no solutions? A) When the lines cross. B) When slopes of the lines are different. C) When the slopes are the same. D) There is ALWAYS a solution sir!. Show Answer Correct Answer: C) When the slopes are the same. ← PreviousNext →Related QuizzesGrammar QuizzesSubstitution Quiz 1Substitution Quiz 2Substitution Quiz 3Substitution Quiz 4Substitution Quiz 5Substitution Quiz 6Substitution Quiz 7Substitution Quiz 9Substitution Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books