Six members of the math club will participate in regional competition . a processing fee of $15 is added to the regional cost. of the math coach sends in a check for $87, how much does he pay for each regustration ? Show work please!

Answer this question! 30 points and brainliest! only if you know the answer.

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

87.5% , 100% , 83.33 , 93.33% , 100% , 82.5% are all the academic points i've gotten this quarter. what's my final grade?