Answer:
it is 81 :)
Step-by-step explanation:
i took the quiz :3
42.40
The last one will give the incorrect slope
hmmm units rates are just a matter of one above the other.
in this case is points/week.
9/15 points/weeks, we can just divide 9 ÷ 15 = 0.6, or 3/5.
so 0.6 points/weeks.
