Quiz about SOL 7.2

Question 1

1) Samantha wrote the sequence shown.

5, 10, 15, 20, 25, ...

Which variable expression shows the relationship between consecutive numbers in the sequence?

Accepted Answer

n + 5

Answer

n - 5

Answer

5n

Answer

n + 20

Question 2

3) Which sequence has a common difference of -3 ?

Accepted Answer

2, -1, -4, -7, -10

Answer

14, 17, 20, 23, 26

Answer

-3, 9, -27, 81, -243

Answer

2, 6, 18, 54, 162

Question 3

5) Which variable expression shows the relationship between consecutive numbers in the sequence?

-25, 25, -25, 25, -25, ...

Accepted Answer

-1 . n

Answer

n + 0

Answer

-25n

Answer

25n

Question 4

6) Which sequence has a common difference of 4?

Accepted Answer

-12, -8, -4, 0, 4

Answer

20, 16, 12, 8, 4

Answer

2, 8, 32, 128, 512

Answer

80, 20, 5, 1.25, 0.3125

Question 5

7) What is the common difference for the following sequence?

6, 2, -2, -6

Accepted Answer

-4

Answer

-2

Answer

2

Answer

4

Question 6

8) Identify each sequence that has a common difference of 3.

Accepted Answer

Option A is correct

Accepted Answer

Option E is correct

Answer

B.

Answer

C.

Answer

D.

Question 7

9) According to the variable expression, x + 9, which arithmetic sequence matches the expression?

Accepted Answer

16, 25, 34, 43, 52, ...

Answer

63, 54, 45, 36, 27, ...

Answer

9, 12, 15, 18, 21, ...

Answer

9, 18, 36, 72, 144, ...

Question 8

10) Look at the pattern below.

5, 8, 11, 14, 17, ...

What best describes the pattern shown?

Accepted Answer

Arithmetic sequence

Answer

Geometric sequence

Answer

Exponential sequence

Answer

No sequence at all

Question 9

13) According to the variable expression, x + (-3), which arithmetic sequence matches the expression?

Accepted Answer

8, 5, 2, -1, -4, ...

Answer

-2, 1, 4, 7, 10, ...

Answer

2, 6, 18, -54, 162, ...

Answer

-3, 0, 3, 6, 9, ...

Question 10

14) Look at the following sequence,

8, 12, 16, 20, 24, ...

If n represents a term in the sequence, which variable expression could be used to determine the next number in the sequence?

Accepted Answer

n + 4

Answer

n + (-4)

Answer

4n

Answer

-4n

Question 11

15) What is the geometric ratio for the given sequence?

-2, 6, -18, 54, ...

Accepted Answer

-3

Answer

-6

Answer

3

Answer

8

Question 12

16) What is the 6th term in the given number sequence?

-19, -15, -11, -7, ...

Accepted Answer

1

Answer

-3

Answer

0

Answer

3

Question 13

20) Which statement is true for the pattern?

12, 7, 2, -3, ...

Accepted Answer

The common difference is -5.

Answer

The common ratio is 5.

Answer

The common ratio is -5.

Answer

The common difference is 5.

Question 14

22) Which sequence has a common difference of -4 ?

Accepted Answer

7, 3, -1, -5, ...

Answer

3, 7, 11, 15, ...

Answer

2, -8, 32, -128, ...

Answer

160, -40, 10, -2.5, ...

SOL 7.2

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