Answer:
D.
Bob should use the mean to make his selling price look like it's the greatest.
The ratio of 3 would be the girls because its boys TO girls and there would be 120 girls because if theres 80 boys and the ratio is 2 then its going by 40’s. The total number of students would be 200.
Answer:
y=-3x+9
Step-by-step explanation:
Find the change, then plug in the point.