Elliot bought coffee drinks from a famous coffee shop. The first two drinks cost him and he paid a total of . How much did the third drink cost?

Subtract:

What is ?

Find the difference.

Shawn bought two coats at the jacket store for . He returned one of the two coats the next day and received back on his credit card. How much did the other coat cost?

The above is a menu at the concession stand at a drive-in movie. The stand also offers a special "Meal Deal": a hamburger or a hot dog, a medium order of fries, and a medium soda for .

Randy orders two Meal Deals - a hamburger Meal Deal for himself and a hot dog Meal Deal for his friend Denise. How much more would he have paid for the items separately?

(Ignore tax)