In science class the ratio to girls to boys is 3 to 7. If their are 50 students in the class, how many boys are there?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

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).

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet