Question

Look at the pattern below.

3, 6, 9, 12, ...

Which number sentence can be used to determine n, the 9th number in the pattern?
A.
n = 3 + 9
B.
n = 3 ÷ 9
C.
n = 12 + 9
D.
n = 3 × 9

Answer 1

C
Because 9 is the 3rd number. You are trying to figure out the pattern. If you divide 9 by 3 you get three. The pattern is going up by 3