Arithmetic Sequence Missing Terms

What is the missing term in 21, _______, 47?

• 32

• 33

• 34

• 35

Find the missing term in an arithmetic sequence _______, -1, _______, 3, 5.

• 0 ; 1

• -2 ; 1

• -2, 0

• -3 ; 1

Insert two arithmetic means between 30 and 48

• 35, 41

• 36, 42

• 37, 43

• 38, 44

Insert three arithmetic means between 22 and 42.

• 24, 29 34

• 25, 30, 35

• 26, 31, 36

• 27, 32, 37

Insert five terms between 1.5 and 13.5

• 3.5, 5.5, 7.5, 11.5

• 2.5, 4.5, 6.5, 10.5

• 1.5, 3.5, 5.5, 9.5

• 0.5, 2.5, 4.5, 8.5

Find the next three terms.

13, 15, 17, 19,...

• 23, 25, 27

• 38, 76, 152

• 17, 15, 13

• 21, 23, 25

Find the next three terms in the arithmetic sequence: 25, 34, 43, 52, ...

• 63, 72, 81

• 79, 88, 97

• 70, 79, 88

• 61, 70, 79

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

• 16 and 19

• 15 and 19

• 16 and 18

• 15 and 18

What is the missing number in this sequence 4, 8, 12, ......, 20?

• 10

• 16

• 18