Question

Find the missing term of the arithmetic sequence 24, __, 36,....

A.) 34
B.) 30
C.) 42
D.) 20

Answer 1

`\boxed{\bold{30}}`

Explanation:

Calculate ___ by subtracting 24 from 36

36 - 24 = 12

Find half of 12

12 ÷ 2 = 6

Now add 6 to 24

24 + 6 = 30

___ = 30

Check your work:

24 + 6 = 30

30 + 6 = 36