Sequence and Series Quiz

What is the next number in the sequence: 2, 4, 6, 8, __?

• 10

• 16

• 20

• 12

Find the sum of the first 5 terms of the arithmetic sequence: 3, 6, 9, 12, ...

• 20

• 30

• 55

• 45

What is the common difference in the arithmetic sequence: 10, 15, 20, 25, ...?

• 8

• 12

• 5

• 3

Find the 10th term of the geometric sequence: 2, 6, 18, 54, ...

• 100

• 362

• 729

• 19683

What is the common ratio in the geometric sequence: 3, 9, 27, 81, ...?

• 15

• 3

• 12

• 6

Find the sum of the first 8 terms of the geometric sequence: 5, 10, 20, 40, ...

• 1276

• 6380

• 80

• 320

What is the next number in the Fibonacci sequence: 1, 1, 2, 3, 5, 8, __?

• 10

• 21

• 6

• 13

Find the sum of the first 6 terms of the Fibonacci sequence: 1, 1, 2, 3, 5, ...

• 15

• 10

• 25

• 20

What is the rule for the arithmetic sequence: 4, 7, 10, 13, ...?

• Add 3 to the previous number

• Add 4 to the previous number

• Subtract 3 from the previous number

• Multiply the previous number by 3

What is the rule for the geometric sequence: 2, 4, 8, 16, ...?

• Each term is added by 2 to get the next term.

• Each term is multiplied by 3 to get the next term.

• Each term is divided by 2 to get the next term.

• Each term is multiplied by 2 to get the next term.