Find the inequality represented by the graph. Please help

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

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

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?