What is the 12th term of the sequence 20, 16, 12 ... ?

Let's look for a pattern here since it's a sequence of numbers.

20 to 16 is - 4. 16 to 12 is - 4.

-4 is the rule.

12 - 4 = 8 our 4th term is 8.

8, 4, 0, - 4, - 8, - 12, - 16, - 20, - 24.

-24 is the 12th term within this sequence.