A box of Cheerios that is 18 of costs $309 A box of Apple Jacks that is 233 costs $4.49. Which is the better buy?​

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2