Answer: Lin has the stronger chocolate flavor.
Step-by-step explanation:
Divide 3/2 to determine how much scoops would equate to 1 cup of milk for Mike.
[tex]3/2=1.5[/tex]
Lin has a stronger chocolate flavor because their mixture is 2:1 (scoops of chocolate ice cream : cup of milk), while Mike's is 1.5:1.