Someone quickly hell
...
Answers: 2
Mathematics, 21.06.2019 13:30
Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?
Answers: 3
Chemistry, 06.05.2020 20:27
Physics, 06.05.2020 20:27
Social Studies, 06.05.2020 20:28
History, 06.05.2020 20:28
Geography, 06.05.2020 20:28