Mary is a scientist. Using a microscope, she looks at a salt crystal and discovers it is shaped like a cube. Each square face has side length 0.1 mm. Draw the crystal's square face such that 1 unit on the grid below represents 0.01 mm.

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?