Series and Sequence

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

Find the 22nd term of the following sequence:
5, 8, 11, ...

• 14
• 68
• 63
• 71

What is the sum of the first 50 terms of the series 2 + 17 + 32 + 47 + ...?

• 1,600
• 18,235
• 18,475
• 19,125

What kind of sequence is illustrated below?
 400, 200, 100, 50, 25, ...

• Arithmetic
• Geometric
• Neither

What is the 8th term in the sequence below?
3, 9, 27, 81, ...

• 19,683
• 6,561
• 2,187
• 729

What kind of sequence is illustrated below?
 400, 200, 100, 50, 25, ...

• Arithmetic
• Geometric
• Neither

The next two terms of the sequence 4,7,10,13 are ....

• 16 and 19

• 15 and 19

• 16 and 18

• 15 and 18

Find the missing number in the pattern. 6, 14, ____, 30, 38,...

• 18

• 20

• 24

• 22

What is the common difference in the sequence: -4, 3, 10, 17,, …?

• 1

• -7

• 7

• -1

• 10

• 7

• 30

• 23