This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 9 Sequences And Series – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 9 Sequences And Series Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. You invest money in the stock market. Your portfolio is currently worth $ 1500 but its value has been decreasing at a rate of 5.67% per year. What will the value of your portfolio be in 4 years? A) $ 1187.66. B) $ 836.74. C) $ 2008.36. D) $ 2257.06. Show Answer Correct Answer: A) $ 1187.66. 2. Find the 7th term of the geometric sequence:5, 10, 20, 40, ..... A) 80. B) 30. C) 100. D) 15. Show Answer Correct Answer: A) 80. 3. What is the value of the missing term in the geometric sequence: ..... , 15, 45, 135 A) 8. B) 7. C) 6. D) 5. Show Answer Correct Answer: D) 5. 4. What does r represent? A) Radical. B) Common difference. C) Common ratio. D) None of the above. Show Answer Correct Answer: C) Common ratio. 5. Does the sequence a$_{n}$ = ln(n+1)-ln(n) converge or diverge? A) Diverge. B) Converge and the limit is 0. C) Converge and the limit is 1. D) Converge and the limit is e. Show Answer Correct Answer: B) Converge and the limit is 0. 6. What is the sum of the first 4 terms in the sequence 2$^{n-1}$? A) 13. B) 14. C) 15. D) 16. Show Answer Correct Answer: C) 15. 7. The number of seats in each row of a concert hall follows the sequence below:a$_{n}$ = 16 + 2nWhich row has 38 seats? A) 16. B) 92. C) 12. D) 15. Show Answer Correct Answer: C) 12. 8. Sequences can be finite or infinite. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. If the general term of a sequence is $\frac{1}{3^n}$ A) $\frac{1}{3}$. B) $\frac{2}{3}$. C) $\frac{1}{2}$. D) 2. Show Answer Correct Answer: C) $\frac{1}{2}$. 10. Determine the first 3 terms of the following sequence.t$_{1}$=-3t$_{n}$=t$_{n-1}$(3) A) -3, 9, 27. B) -3, -9, -27. C) -3, -6, -9. D) -3, 6, 9. Show Answer Correct Answer: B) -3, -9, -27. 11. Which formula represents this sequence:2, 8, 14, ..... A) 4n. B) 6n-4. C) 3n + 2. D) 5n-2. Show Answer Correct Answer: B) 6n-4. 12. An arithmetic series is the sum of the terms in an arithmetic sequence. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. Write the formula for the following sequence.5, 8, 11, 14, ..... A) $a_n=3\left(n-1\right)+5$. B) $a_n=3n+5$. C) $a_n=5\cdot3^{\left(n-1\right)}$. D) $a_n=5\left(n-1\right)+3$. Show Answer Correct Answer: A) $a_n=3\left(n-1\right)+5$. 14. 7, 9 is an example of A) Arithmetic sequence. B) Geometric sequence. C) Harmonic sequence. D) Fibonacci sequence. Show Answer Correct Answer: A) Arithmetic sequence. 15. Evaluate the limit, or state that the limit does not exist 7xx$^{2}$ A) 0. B) 7. C) DNE. D) I can't tell. It's a secret. Show Answer Correct Answer: A) 0. 16. Each number in a sequence is called TERM A) True. B) False. C) Maybe. D) I don't know. Show Answer Correct Answer: A) True. 17. What 2 terms come next in the sequence? 15, 12, 9, 6 A) 6. 3, 0. B) 3, 6. C) 6, 3. D) 3, 0. Show Answer Correct Answer: D) 3, 0. 18. A list of numbers having a first number, a second number, a third number, and so on A) Number Sequence. B) Finite Sequence. C) Infinite Sequence. D) None of the Above. Show Answer Correct Answer: A) Number Sequence. 19. Which sequence is represented by the equation 2(7)$^{n-1}$? A) 7, 14, 28, 56 . B) 2, 14, 98, 686 . C) 2, 9, 16, 23 . D) 7, 9, 11, 13 . Show Answer Correct Answer: B) 2, 14, 98, 686 . 20. What is the 12th term in the sequence ..... 3n + 7 A) 43. B) 36. C) 41. D) 33. Show Answer Correct Answer: A) 43. 21. Find the 7th term of the arithmetic progressions $\frac{2}{3}, \frac{6}{5}, \frac{26}{15}, ..... $ A) -58/15. B) -50/15. C) 58/15. D) 50/15. Show Answer Correct Answer: C) 58/15. 22. Describe the sequence, find the 5th term, and write the rule. A) Geometric, a$_{5}$ = 625, a$_{n}$ = 5$^{n-1}$. B) Arithmetic, a$_{5}$ = 3125, a$_{n}$ = 5$^{n-1}$. C) Geometric, a$_{5}$ = 3125, a$_{n}$ = 5$^{n}$. D) Arithmetic, a$_{5}$ = 625, a$_{n}$ = 5$^{n}$. Show Answer Correct Answer: A) Geometric, a$_{5}$ = 625, a$_{n}$ = 5$^{n-1}$. 23. Write a rule for the arithmetic sequence give a$_{3 }$= 27 and a$_{5}$ = 45 A) A$_{n }$= 5n. B) A$_{n }$= 3n. C) A$_{n }$= 9n. D) A$_{n }$= + 273n. Show Answer Correct Answer: C) A$_{n }$= 9n. 24. Evaluate the limit, or state that the limit does not exist 6x$^{4 }$ 3x$^{2}$-2x A) 0. B) 2. C) DNE. D) Uhmmm, I don't know!. Show Answer Correct Answer: C) DNE. 25. Is the sequence 7, 9, 12, 16, ..... geometric? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. ← PreviousNext →Related QuizzesClass 11 Mathematics Chapter 9 Sequences And Series Quiz 1Class 11 Mathematics Chapter 9 Sequences And Series Quiz 2Class 11 Mathematics Chapter 9 Sequences And Series Quiz 3Class 11 Mathematics Chapter 9 Sequences And Series Quiz 4Class 11 Mathematics Chapter 9 Sequences And Series Quiz 5Class 11 Mathematics Chapter 9 Sequences And Series Quiz 6Class 11 Mathematics Chapter 9 Sequences And Series Quiz 8Class 11 Mathematics Chapter 9 Sequences And Series Quiz 9Class 11 Mathematics Chapter 9 Sequences And Series Quiz 10Class 11 Mathematics Chapter 9 Sequences And Series Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books