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NMTA Math: Sequences & Series Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1.

What is the 30th number in this sequence?

{2, 5, 8, . . .}

Question 2 2. Find the sum of the first four terms of the geometric sequence that begins with 1 with a common ratio of 3.

Question 3 3.

What is the sum of the first seven terms of this sequence?

3, 6, 12, . . .

Question 4 4.

What is the 20th term of this sequence?

2, 6, 18, . . .

Question 5 5. What is the recursive rule here?

Page 2

Question 6 6. What is the sum of the infinite geometric series where the beginning term is 2 and the common ratio is 1/2?

Question 7 7. Which of the following sequences follows this formula?

Question 8 8. Which of the following is a geometric sequence?

Question 9 9. Which of the following is a geometric sequence?

Question 10 10. What is the sum of the infinite geometric series where the beginning term is 1/2 and the common ratio is 1/2?

Page 3

Question 11 11. Which is the infinite sequence where each number is the previous number times 3?

Question 12 12.

What is the common ratio for this geometric sequence?

4, 12, 36, . . .

Question 13 13.

What is the common difference of this sequence?

{1, 2, 4, 16, . . .}

Question 14 14.

What is the value of the fifth term of this sequence?

3, 12, 48, . . .

Question 15 15. Which of the following has a common ratio of 3?

Page 4

Question 16 16. Which of the following is an arithmetic sequence?

Question 17 17.

What is the sum of the first 21 terms of this sequence?

{2, 4, 6, 8, . . .}

Question 18 18. Which is an infinite sequence of all our even numbers?

Question 19 19. Which is the finite sequence of the first four multiples of 9?

Question 20 20. Which of the sequences below has the recursive rule where each number is the previous number times 2?

Page 5

Question 21 21.

What is the sum of the first 14 terms of this sequence?

{1, 5, 9, . . .}

Question 22 22.

What is the fifth term in this sequence?

7, 14, 28

Question 23 23. Which of the following sequences follows this formula.

Question 24 24. Which of the following is an arithmetic sequence?

Question 25 25.

What is the common ratio of this sequence?

9, 36, 144, . . .

Page 6

Question 26 26.

What is the common difference of this arithmetic sequence?

1, 4, 7, 10, . . .

Question 27 27.

What is the sum of the first 15 terms of this sequence?

{1, 8, 64, . . .}

Question 28 28.

What is the common difference of this sequence?

{4, 7, 10, 13, . . .}

Question 29 29. Which is the finite sequence of counting backwards from 3?

Question 30 30. Which one of these sequences is a finite sequence?

NMTA Math: Sequences & Series Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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