Here are recipes for two mixtures of salt and water that taste different. Information about Salt Mixture A is shown in the table.

Salt (teaspoons) Water (cups)

0.8 1

4 5

7 8 and 3/4

9 11 and 1/4

Salt Mixture B is defined by the equation y=2.5x, where x is the number of teaspoons of salt and y is the number of cups of water.

If you used 10 cups of water, which mixture would use more salt? How much more? Explain or show your reasoning.