Please help! i’m probably making this harder than it really is!

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

Find the distance between (7,-6) and (-3,-9)

Factor and solve to find roots x squared -x - 90 =0