To make an orange dye,3parts of red dye are mixed with 2parts of yellow dye.To make a green dye,2parts of blue dye are m
问题描述:
To make an orange dye,3parts of red dye are mixed with 2parts of yellow dye.To make a green dye,2parts of blue dye are mixed with 1part of yellow dye.If equal amounts of green and orange are mixed,what fraction of the new mixture is yellow dye?
答
This is not that difficult I think.First,we could assume that the amounts of green and yellow are both 15 parts.Then in the orange dye,there would be 9 parts' red and 6 parts' yellow.Also,in the green...