9 students
30% ends up being .3%, multiply .3% by 30 students which equals 9.
1
(a) The total cost, C, is given by:

b) With 3 ounces of toppings, we have


Hence Evan's ice cream would cost $4.50
Answer:
-2
Step-by-step explanation:
Answer:
-7
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(-2-(-9))/(2-3)
m=(-2+9)/-1
m=7/-1
m=-7