A dietician is planning a meal that supplies certain quantities of vitamin C, calcium, and magnesium.
Three foods will be used, their quantities measured in milligrams. The nutrients supplied by these foods and the dietary requirements are given in the table below.
Nutrient Food 1 Food 2 Food 3 Total Required (mg)
Vitamin C 50 100 100 10025
Calcium 30 80 70 7145
Magnesium 20 55 60 5345
What quantity (mg) of Food 1 is necessary to meet the dietary requirements?
What quantity (mg) of Food 2 is necessary to meet the dietary requirements?
What quantity (mg) of Food 3 is necessary to meet the dietary requirements?