0.8,16,24 is arithmetic

7,12,17 is arithmetic

6,12,24 is not arithmetic as common difference is not Constant

8,14,20 is arithmetic

11,18,23 is not arithmetic

12,17,22 is arithmetic

15,30,60 is not arithmetic

The answer is 2/5 because 100/20 is five and if you add another twenty, you get forty, so it is 2/5.

**Answer:**

x < 6

**Step-by-step explanation:**

Subtract 4 form both sides

Multiply both sides by 3

-6+12=6 becouse you subtract 6 from 12

The answer is P to A prime is 3 I think

Good luck!