Aproper unbiased coin was tossed 10 times for 3 trials, giving tthhthtthh, , and ththhthtth (t = tails; h = heads). what is the difference between the theoretical and experimental probabilities of getting heads?

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