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Unit Quiz: Linear Sequences

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Q1. What are the first five triangular numbers?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. C

Q2. What number should replace a in the Fibonacci-style sequence 1, 1, 2, 3, 5, a, … ?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. A

Q3. What number should this Fibonacci-style sequence begin with? __ , 4, __, 10, 16, …

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. D

Q4. What type of numbers are 1, 8, 27, 64 and 125?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. D

Q5. What are the first 5 terms of the sequence with nth term 2n² + 1?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. D

Q6. What are the first 5 terms of the sequence with nth term n³ - 2?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. D

Q7. What is the nth term of the sequence -4, 1, 6, 11, 16, … ?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. D

Q8. What is the nth term of the sequence -3, -13, -23, -33, -43, … ?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. B

Q9. What is the nth term of the sequence 1.3, 3.3, 5.3, 7.3, 9.3, … … ?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. D

Q10. What are the first 5 terms of the sequence with nth term 2n - 6?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. B

Q11. What are the first 5 terms of the sequence with nth term 8 - 3n?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. B

Q12. What are the first 5 terms of the sequence with nth term 1.1n + 4?

Options:

  1. A
  2. B
  3. C
  4. D

Correct Answer:

  1. A