If revenue for week is $2000 and labor cost consists of 2 workers earning $8 per hour who worked 40 hours each, what is the labor cost as a percentage of revenue

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?

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Drag the tiles to the correct boxes to complete the pairs. using the properties of integer exponents, match each expression with the correct equivalent expression.