What is the radius of the circle? A. R=8 B. R=4 C. R=1 D. R=7

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

The formula for the volume of a right square pyramid is given below, where a is the side length of the base and h is the height.

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?