This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 9 Sequences And Series – Quiz 37 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 9 Sequences And Series Quiz 37 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Determine if the sequence is arithmetic or not.-30, 70, 170, 270 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 2. Generate the first 4 terms of the sequence with the following n$^{th}$ term rule ..... 3n-1 A) 2, 5, 8, 11 . B) 2, 1, 0, -1 . C) 2, 6, 10, 14 . D) 2, 4, 6, 8 . Show Answer Correct Answer: A) 2, 5, 8, 11 . 3. Evaluate $\lim_{x\rightarrow\infty}\frac{1}{3}n\left(-1\right)^n-5$ A) $\frac{1}{3}$. B) $-\infty$. C) DNE. D) $\infty$. Show Answer Correct Answer: C) DNE. 4. Find the sum:t$_{1}$ =-1, r = 3, n = 9 A) S$_{9}$ = 3280. B) S$_{9}$ =-9842. C) S$_{9}$ =-4921. D) S$_{9}$ =-9841. Show Answer Correct Answer: D) S$_{9}$ =-9841. 5. Find the sum of the infinite geometric series:200-100 + 50-25 + ..... A) 525 / 2. B) 400 / 3. C) 3 / 400. D) 2 / 525. Show Answer Correct Answer: B) 400 / 3. 6. In June, Cory begins to save money for a video game and a TV he wants to buy in December. He starts with $ 20. Each month he plans to save 10% more than the previous month. How much money will he have at the end of December? A) $ 154.31. B) $ 228.72. C) $ 251.59. D) $ 189.74. Show Answer Correct Answer: D) $ 189.74. 7. A sequence whose consecutive terms have a common difference is a/an ..... A) Arithmetic Series. B) Arithmetic Sequence. C) Geometric Sequence. D) Geometric Series. Show Answer Correct Answer: B) Arithmetic Sequence. 8. What is the Fibonacci number pattern? A) Counting up starting from 1 by 1. B) Adding the two numbers before it to get the next number. C) Multiplying the two numbers before it to get the next number. D) Subtracting the two numbers before it to get the next number. Show Answer Correct Answer: B) Adding the two numbers before it to get the next number. 9. The first two terms of an arithmetic sequence are given. Find the indicated term. $a_1=6, a_2=13, a_{10}=$ A) 61. B) 67. C) 69. D) 76. Show Answer Correct Answer: C) 69. 10. Which one of the following series diverges? A) $\sum_{n=1}^{\infty}\frac{5^n}{n^2}$. B) $\sum_{n=1}^{\infty}\frac{\left(\cos x\right)^n}{n^2}$. C) $\sum_{n=1}^{\infty}\frac{5^n}{n!}$. D) $\sum_{n=1}^{\infty}\frac{n^2}{5^n}$. Show Answer Correct Answer: A) $\sum_{n=1}^{\infty}\frac{5^n}{n^2}$. 11. What is the common ratio in this geometric sequence? \{96, 48, 24, 12, ..... \} A) 1/2. B) 2. C) 12. D) 24. Show Answer Correct Answer: A) 1/2. 12. Find the next two terms of the sequence 3, 8, 13, 18, ..... , ..... A) 22 and 27. B) 20 and 25. C) 23 and 28. D) 21 and 26. Show Answer Correct Answer: C) 23 and 28. 13. The "a" value in f(x)=a(b)$^{x}$ for geometric sequences represents what? A) First term. B) Term we're looking for, minus one. C) Common difference. D) Common ratio. Show Answer Correct Answer: A) First term. 14. Which of the following is the correct general term for the sequence ..... 8, 3, -2, -7, ..... A) $t_n=8+\left(n-1\right)\left(-5\right)$. B) $t_n=8+\left(-5n\right)$. C) $t_n=8+5\left(n-1\right)$. D) $t_n=8\left(-5\right)^{n-1}$. Show Answer Correct Answer: A) $t_n=8+\left(n-1\right)\left(-5\right)$. 15. The fourth and seventh terms of an arithmetic sequence are consecutive are 17 and 29. The 25th term of the sequence is ..... A) 81. B) 90. C) 101. D) None of the above. Show Answer Correct Answer: C) 101. 16. Which actress was cast as Belle in the upcoming Disney live-action 'Beauty and the Beast'? A) Jessica Alba. B) Chloe Grace Moretz. C) Jennifer Lawrence. D) Emma Watson. Show Answer Correct Answer: D) Emma Watson. 17. What is the next term of this arithmetic sequence 3, 6, 9, 12? A) 13. B) 14. C) 15. D) 16. Show Answer Correct Answer: C) 15. 18. Write the recursive formula for the following sequence?6, 4, 2, 0, ..... A) A$_{n}$ =-2n + 8. B) A$_{1 }$=6, a$_{n}$ = a$_{n}$-1-2. C) A$_{1}$ = 6, a$_{n}$ = a$_{n-1}$ + 2. D) A$_{1}$ = 6, a$_{n}$ = a$_{n-1}$-2. Show Answer Correct Answer: D) A$_{1}$ = 6, a$_{n}$ = a$_{n-1}$-2. 19. Find the sum of the arithmetic series an = 145, d = 5, n = 21 A) 2001. B) 1995. C) 1250. D) 2458. Show Answer Correct Answer: B) 1995. 20. Find two geometric means between 5 and 40. A) 10, 20. B) 16.67, 28.34. C) -10, -20. D) 15, 25. Show Answer Correct Answer: A) 10, 20. 21. The number of seats in each row of a concert hall follows the sequence below:a$_{n}$ = 16 + 2nHow many seats are in the first 20 rows? A) 56. B) 18. C) 1480. D) 740. Show Answer Correct Answer: D) 740. 22. What is the value of r for the following sequence.1/2+1/4+1/8+1/16+ ..... A) 2. B) -2. C) 1/2. D) -1/2. Show Answer Correct Answer: C) 1/2. 23. Find the next three terms in the arithmetic sequence:-3, -8, -13, -18, ..... A) -20, -24, -28. B) -21, -25, -29. C) -23, -28, -33. D) -24, -29, -32. Show Answer Correct Answer: C) -23, -28, -33. 24. The first three terms of an arithmetic sequence are as follows.3, -4, -11Find the next two terms of this sequence A) -17 and-25. B) -18 and-26. C) -18 and-25. D) -17 and-26. Show Answer Correct Answer: C) -18 and-25. 25. Given the formula for a geometric sequence, $a_1$ $a_n=a_1r^{n-1}$ A) Common difference. B) Wanted term. C) Common ratio. D) First term. Show Answer Correct Answer: D) First term. ← 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 7Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books