If f(x)= x-3/x and g(x)=5x-4 what is the domain of (f o g)(x)

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).