Answer
$9$ servings of pasta can be made.
The tomatoes are the ingredient that limits the amount of pasta that can be made.
Work Step by Step
$2 cups noodles + 12 tomatoes + 3 cloves garlic --> 4 Pasta Servings$
$1/2 cups noodles + 3 tomatoes + 3/4 cloves garlic ->1 Pasta Serving$
Therefore, $ 7 cups noodles + 27 tomatoes + 9 cloves garlic --> 9 Pasta Servings$
$7\div1/2 = 14$, $27/3 = 9$ and lastly $9/0.75 = 12$
The tomatoes are limiting the servings of pasta that can be made.