A restaurant sells a total of 50 meals and drinks. The meals cost $5 and the drinks cost $2 and sold a total of $145. How many meals did it sell? How many drinks did it sell? Please show work... i'll give you a 5-star rating, and brainliest answer.​

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?