6 + 10 + 14 + 18 = 48/4 = 12
The average of the four numbers is 12.
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-2, -4, -6, -8, -10, -12, -14, -16, -18, -20
The first 10 composites are: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18.
14
18. The first ten composite numbers are: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18
They are 6, 10, 14, 15, 21, 22.They are 6, 10, 14, 15, 21, 22.They are 6, 10, 14, 15, 21, 22.They are 6, 10, 14, 15, 21, 22.