Cindy decided to grow her own roses. one rose bush cost $20 and produced 10 roses. since cindy paid $10 for 10 rose's the year before did cindy save money this year by growing her own roses

In the film, zeke the zombie slayer versus the zombies from space, zeke slayed 140 zombies. in the sequel, zeke the zombie slayer versus the zombies from space, part 2, he slayed 5% more zombies. how many zombies were slain by zeke in the sequel?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?