Answer:
This is an arithmetic sequence with a common difference <em>d</em> of -9
Step-by-step explanation:
When you find out <em>d</em>, you realize the difference between the numbers to be -9. Since it is <em>d</em> and not common ratio <em>r</em>, it is an arithmetic sequence.
Answer:
Step-by-step explanation:
purple pencil 1/5 = 0.2
black pen 2/3 = 0.67
Answer:
i think the answer is, A...
