Kristin has 36 purple beads 12 clear beads and 24 yellow beads she wants to put and equal amount on a necklace. how many beads can kristin put on 1 string?

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

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

Empty box + box + empty box fill in the box is equal to 30 how