Just do number 1, I wanna make sure I'm right

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

On a architect's drawing of a house, 1 inche representa 1.5

What is the length of the unknown leg in the right triangle ?