Please help, right triangles & trigonometry

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

Solve 2^x=32 and rewrite this equation in a logarithmic form

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?