设甲乙丙三种糖果购进重量分别为a千克、b千克、c千克则4a=6b=8cb=2/3ac=1/2a三种糖果总价=4a+6b+8c=12a三种糖果总重量=a+b+c=a+2/3a+1/2a=13/6a什锦糖成本=12a÷13/6a=12×6/13=72/13≈5.54（元）答：这种什锦糖每千...