I need someone to explain to me this in steps how to solve this, please help. The price of a dozen cookies at a bake sale last year was $2. This year, the price for a dozen cookies was $5. What is the percent of change?

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

Convert 2000 swiss francs to dutch guilders

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?