The cost of a television is $429.99 after sales tax is added. if the sales tax is 7.5%, what was the cost of the television before sales tax was added? (a) $377.74 (b) $389.46 (c) $397.74 (d) $399.99 (e) $459.27

Which expression is equivalent to 2^4y^3

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?