An ice cube is melting such that its volume is constantly decreasing at a rate of -9mm^3/min. At what rate are the side
lengths decreasing when the volume of the ice cube is
5mm^3.

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.