Please help I’m about to fail :(

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

If f(x)=x+7 and g(x)=1/x what is (fog)(x)