Suppose a telephone pole 60 feet in height casts a shadow of length 80 feet. what is the angle of elevation from the end of the shadow to the top the pole with respect to the ground?

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Solve: 3x+y=6 4x-2y=18 show all work !

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?