Sequences Quiz

What is the common difference of the arithmetic sequence 3, 7, 11, 15?

• 2

• 4

• 6

• 8

Find the 10th term of the geometric sequence where the first term is 2 and the common ratio is 3.

• 118098

• 39366

• 29524

• 19683

Calculate the sum of the first 20 terms of the arithmetic sequence 5, 8, 11, 14, ...

• 580

• 590

• 600

• 670

What is the common ratio of the geometric sequence 4, 12, 36, 108?

• 2

• 3

• 4

• 5

• 1225

• 1275

• 1325

• 1375

If the first term of an arithmetic sequence is 10 and the common difference is -3, what is the 15th term?

• -32

• -35

• -38

• -42

Find the sum of the first 8 terms of the geometric sequence 3, 6, 12, 24, ...

• 765

• 795

• 365

• 925

• 17

• 18

• 19

• 20

• 1022

• 1023

• 1024

• 2046

If the sum of the first 6 terms of a geometric sequence is 189 and the common ratio is 2, what is the first term?

• 2

• 3

• 6

• 8