If fixed costs are $450,000 and the unit contribution margin is $50, the sales necessary to earn an operating income of $50,000 are 10,000 units. true or false

Can someone show me the steps to solve the problem?

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?