Can someone give me a random exponential decay function please?

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

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

At 6 1/2 cents per pound of string beans how much does 7 pounds cost