24/r=36/27 what is r? and one more w/0.16 = 6.25 what is w

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Which number produces a rationale number when multiplied by 1/5

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