What number could be a common denominator for 1/5 and 5/6?

6
5
11
30

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

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?

In an improper fraction, is the numerator equal to, less than, or greater than the denominator