What is 1000/480? Thank you.

10% of 1,900,000. show me how you got the answer

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

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?