Answer:
Because you didnt pay for brainly.
If you do, no adds :D
Its a lot easier to be honest
Answer:
C. 
Step-by-step explanation:
Since 40% of the students prefer chocolate ice cream, 60% don't prefer chocolate ice cream. Use this proportion set equal to 25 to find the number of students who prefer vanilla ice cream, instead of chocolate ice cream.
$3.20
2.99 • 7% = 0.2093
2.99 + 0.2093 = 3.20