Acustomer enters a store and purchases a pair of slippers for 5 dollars. he pays with a 20 dollar bill. the merchant asks the grocer next door for change. the merchant then gives the customer the slippers and 15 dollar change. the grocer discovers the 20 dollars is fake and tells the merchant to make good for it. the merchant does so. how much does he lose in this transaction?

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size. it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

What is the point slope form of a line with slope -5 that contains point (2,-1)

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.