Answer:
d
Step-by-step explanation:
An arithmetic sequence has a common difference between its terms. The only sequence with a common difference is choice d, which has a common difference of -4. The other options have common ratios, making them geometric, not arithmetic, sequences.
What you have to do to be able to find the answer is $672 divided be $12. That should give you how many cars the soccer team washed.
It's the option D
6 root 2 units
I think the answer is (8,2)