Your coffee bar has two kinds of drinks. One cup of the first one cost 9 grams of juice, 4 grams of coffee and 3 grams of sugar. The second one cost 4 grams of juice, 5 grams of coffee and 10 grams of sugar. The budget is at most 3.6 kilograms of juice, 2.0 kilograms of coffee and 3.0 kilograms of sugar everyday. You get $1.2 if you sell one cup of the first kind of drink and $0.7 of the second one. a) what is the maximal profit ?
b) how many drinks should be sold to get a maximal profit ?
Sales of the first one =
Sales of the second one =