This quiz works best with JavaScript enabled. Home > Grammar > Punctuation > Parenthesis – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Parenthesis Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many Hydrogen atoms are in 4H$_{2}$O? A) 6. B) 2. C) 4. D) 8. Show Answer Correct Answer: D) 8. 2. -r-10r A) 11r. B) -11r. C) 9r. D) -11. Show Answer Correct Answer: B) -11r. 3. Find the sum (-3x + 7) + (2x-5). A) -x + 2. B) -6x-35. C) -2x + 2. D) -5x + 2. Show Answer Correct Answer: A) -x + 2. 4. Evaluate the following expression:100-25 + (75-25) A) 75. B) 150. C) 125. D) None of the above. Show Answer Correct Answer: C) 125. 5. What are the dashes doing in the following sentence?The sandwich was mediocre-hardly a surprise, given the lack of mustard-but I ate it regardless. A) Indicating a change of thought. B) Interrupting a sentence and providing a change of voice. C) Defining what mediocre means. D) None of the above. Show Answer Correct Answer: B) Interrupting a sentence and providing a change of voice. 6. Which of the following chemical formulas contains exactly 4 hydrogen atoms? A) CH$_{3}$COONa. B) NH$_{4}$OH. C) CH$_{3}$CH$_{2}$Cl. D) CH$_{3}$CHO. Show Answer Correct Answer: D) CH$_{3}$CHO. 7. $_{18 + 2 x 4}$ A) 80. B) 26. C) 24. D) 13. Show Answer Correct Answer: B) 26. 8. Simplify:4(7x+5) A) 28x+5. B) 11x+9. C) 7x+20. D) 28x+20. Show Answer Correct Answer: D) 28x+20. 9. As the rain fell on the tin roof, Alice had an odd expression (like she was constipated). A) The parenthesis are in the correct place. B) The parenthesis are not in the correct place. C) All the above. D) None of the above. Show Answer Correct Answer: A) The parenthesis are in the correct place. 10. Tomorrow the supervisor will come to our shift meeting ..... and listen to the complaints of the kitchen staff. What punctuation should be added where the line is located? A) Comma. B) Semicolon. C) No punctuation. D) None of the above. Show Answer Correct Answer: C) No punctuation. 11. Simplify the expression:3x + 2x A) 5x. B) X. C) 6x. D) 5. Show Answer Correct Answer: A) 5x. 12. How many atoms are there TOTAL in:H$_{2}$SO$_{4}$ A) 6. B) 5. C) 7. D) 3. Show Answer Correct Answer: C) 7. 13. According to exponent rules, when we divide two powers with the same base we ..... the exponents.Example:h$^{8 }$/$^{ }$h$^{3}$ A) Add. B) Subtract. C) Multiply. D) Divide. Show Answer Correct Answer: B) Subtract. 14. Solve.25-14 + 3 = A) 14. B) 8. C) 11. D) 10. Show Answer Correct Answer: A) 14. 15. After she she left the Capitol ..... Senator Dubitsky returned to her office to work on a speech, answer some letters, and meet with her staff. A) Comma. B) Semicolon. C) No punctuation. D) None of the above. Show Answer Correct Answer: A) Comma. 16. 9(x-4) =-36 A) X = 8. B) X =-8. C) X = 0. D) X = 31. Show Answer Correct Answer: C) X = 0. 17. Which of the following is a compound? A) Co. B) O$_{2}$. C) C. D) CO$_{2}$. Show Answer Correct Answer: D) CO$_{2}$. 18. -3(1+6n)=-147 A) 5. B) 8. C) 10. D) 12. Show Answer Correct Answer: B) 8. 19. Which of the following sentences uses parentheses to provide additional information? A) The car, which was red, sped past. B) The car (which was red) sped past. C) The car which was red sped past. D) The car which was (red) sped past. Show Answer Correct Answer: B) The car (which was red) sped past. 20. 42 x 6 + 3$^{2}$ + (9-12)The first thing to solve is ..... A) 6 + 3. B) 42x6. C) 3$^{2}$. D) (9-12). Show Answer Correct Answer: D) (9-12). 21. Solve. 7-6+5= A) 6. B) 4. C) 5. D) -4. Show Answer Correct Answer: A) 6. 22. (18 + x)2 = 30 A) X = 33. B) X = 10. C) X =-3. D) X = 12. Show Answer Correct Answer: C) X =-3. 23. Mary, my best friend ..... Jasmin, my cousin ..... and Sally, my neighbor like riding bikes. What punctuation should be added where the lines are located? A) Semicolon needed for both. B) Comma needed for both. C) No punctuation. D) None of the above. Show Answer Correct Answer: A) Semicolon needed for both. 24. 15 times as much as 1 fifth of 12 A) 15 x 1/5 x 12. B) 15 + 1/5 + 12. C) 15 + (1/5 + 12). D) 15 x (1/5 x 12). Show Answer Correct Answer: D) 15 x (1/5 x 12). 25. Simplify:6(7 + x) + 5x A) 6x + 13. B) X + 42. C) 6x + 42. D) 11x + 42. 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