Solving Real-Life Problems BAKE SALE
On the first day of school bake sale, a total of 45 items were sold for $412.
Bake Sale Items Price
Pies
$10
Cakes
$8
Define the variables, and write a system of linear equations to find the number of cakes and
pies sold. Solve by using elimination.
Bake Sale Items
Number of items sold
Pies
Cakes

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

For the right triangle shown, the lengths of two sides are given. find the third side. leave your answer in simplified, radical form.

Acafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or french fries. he used a computer program to randomly select three dishes for monday's lunch. what is the theoretical probability the applesauce and broccoli will both be offered monday?