Select all that apply.

to decide if 9 cups are greater than 4 pints, the first step is to set up a proportion. which of the following proportions would work?

4 pints / 9 cups = 2 pints / x

2 cups / 1 pint = 9 cups / x

2 pints / 1 cup = 4 pints / x

1 pints / 2 cups = 4 pints / x