A department store sells a pair of shoes with an 87% markup. If the store bought the pair of shoes for $55.25, what is the selling price to the nearest dollar?

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

The value of x must be greater than what?

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?