First, we find the ratio between the cups of mils and the tablespoons of chocolate syrup
[tex]\frac{6}{4}=1.5[/tex]
The ratio is 1.5, which means we have to multiply this ratio by 2.5 cups.
[tex]2.5\times1.5=3.75[/tex]
So, Michael needs 3.75 tablespoons of chocolate syrup to its 2.5 cups glass.
