Farmer francine has boths pigs and chickens on her farm. there are 20 feet and 6 heads. how many pigs and chickens are there?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

True or false? a circle could be circumscribed about the quadrilateral below.

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?