Answer:
16 or 12 but I would go with 12
because 16 just kinda flipped me off a little
Step-by-step explanation:
k=13.8
Given function:
<u><em>Subtract final and middle value:</em></u>
<em><u>Divide by 2.5:</u></em>
Therefore, k=13.8..
answer
1.1/4
2.1
3.2
4.-4
5.-2