Daisy wants to fill one-third of her sandbox with sand. the sandbox is 5.2 feet long, 4 feet wide and 1.5 feet high. sand is sold for $1.30 per cubic foot. how much will it cost daisy to fill one-third of her sandbox? $

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?