Answer:

Explanation:
Given: One serving of special sundae is made up of one third mint ice cream one third chocolate and one third vanilla.
To find: Ratio of vanilla ice cream is in a half serving
Solution:
Ratio of mint ice cream in one serving

Ratio of chocolate ice cream in one serving

Ratio of vanilla ice cream in one serving

Here,

Therefore,
Ratio of vanilla ice cream is in a half serving
