Apostulate is not a. proven true by undefined terms and definitions b. accepted as true without proof c. used to justify conclusions d. used to describe fundamental relationships between points, lines, and planes

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your