Isabella has 6,000 dollars . she gave her mother 1,800 dollars . she donated 1/4 of the remaining amount to a charity. what percent of her money did isabella donate

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons