Sequence & Series

Find the 10th term of the arithmetic sequence: 5, 10, 15,...

• 5

• 15

• 45

• 50

Find the 21st term of the arithmetic sequence: 2, 6, 10,...

• 4

• 42

• 56

• 82

Find the 5th term of the geometric sequence: 2, 6, 18,...

• 3

• 54

• 162

• 486

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

• 2

• 512

• 1024

• 20000

Find the 8th term of the harmonic sequence: 1, 1/4, 1/7,...

• 3

• 1/3

• 22

• 1/22

Find the 10th term of the harmonic sequence: 1/6, 1/8, 1/10,...

• 24

• 1/24

• 2

• 1/2

Find the next term of the Fibonacci Sequence: 1, 1, 2, 3, 5, __

• 7

• 8

• 9

• 10

Find the next term of the Fibonacci Sequence: 5, 8, 13, __

• 21

• 19

• 17

• 15

What is the common difference in the given sequence?

-6, -1, 4,...

• 5

• 4

• 3

• 2

What is the common difference in the given sequence?

10, 7, 4,...

• 3

• -3

• 1/3

• 0