On a map 1/4 stands for 100miles two cities are 3 inches apart on the map how many miles apart are they

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

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Can any one me with the answers to these questions asap?