Determine whether the pair of lines is parallel, perpendicular or neither.
y = 4x + 7
y=-1/4x-3

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?

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0

Michael split a rope that was 28 inches long into 5 equal parts. brenden split a rope that was 30 inches long into 6 equal parts. which boy's rope was cut into longer pieces?