Tommy the terrapin crawls 3 inches every 2 seconds. sammy the snail crawls 5 inches every 3vseconds. the two pals have a race to see how long it will take to reach a fence 30 inches away .

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