How many milligrams of phenytoin would a 36 lb child receive if the physician wants the child to receive 3 mg of phenytoin per kilogram of
body weight

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