The median of the list

n, n+3, n+4, n+5, n+6, n+8, n+10, n+12, n+15

is 10. what is the mean?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%

Solve for x and select the correct answer