Answer
14.22
Step-by-step explanation:
Let d be the common difference betwen consecutive terms of the arithmetic sequence.
Two arithmetic means required are 6 + d and 6 + 2d, where 6 + 3d = 30.
6 + 3d = 30
3d = 24
d = 8.
The two means required are 6 + 8 = 14, and 6 + 2 * 8 = 22.
