Amy and roger both wash windows at a large downtown building. amy can wash 25 windows in 4 hours. roger can wash 32 windows in 6 hours. how many windows can they wash together in 12 hours?

Determine the relationship of ab and cd given the following points

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?