Question

What is the missing term, a, in the pattern below?


28, 14, a, 3.5, 1.75, …


A.
0

B.
10

C.
7.5

D.
7

Answer 1

A=7
the pattern is the half. 28/2=14, 14/2=7, 7/2=3.5, and 3.5/2=1.75.