It costs $2 to enter the school raffle. 80 people play and there are 2 $50 winners and 1 $20 winner. What is the expected value of a raffle ticket?

The distributive property allows you to say that 3(x − 1) = 3x −

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.