HELP Pls

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,