Ametalworker has a metal alloy that is 15% copper and another alloy that is 75% copper. how many kilograms of each alloy should the metalworker combine to create 100 kg of a 63% copper alloy?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Acompany had forty one employees and ordered nine hundred eighty uniforms for them. if they wanted to give each employees the same number of uniforms, how many more uniforms should they order so they don't have any extra