Balanced diet should contain 12% of proteins, 25% of fats and 63% of carbohydrates. If a child needs 2600 calories in this food daily, find in calories the amount of each of these in his daily food intake.

Balanced diet should contain 12% of proteins, 25% of fats and 63% of carbohydrates. If a child needs 2600 calories in his food daily, find in calories the amount of each of these in his daily food intake.

A diet is to contain at least 4000 units of carbohydrates, 500 units of fat and 300 units of protein. Two foods F_1 and F_2 are available. Food F_1 costs 2 Rs. per unit and food F_2 costs 4 Rs. per unit. A unit of food F_1 contains 10 units of carbohydrates, 20 units of fat and 15 units of protein. A unit of food F_2 contains 25 units of carbohydrates, 10 units of fat and 20 units of protein. Find the minimum cost for a diet that consists of a mixture of these two foods and also meets the minimum requirements.

A diet is to contain at least 4000 units of carbohydrates, 500 units of fat and 300 units of protein. Two foods F_1 and F_2 are available. Food F_1 costs 2 Rs. per unit and food F_2 costs 4 Rs. per unit. A unit of food F_1 contains 10 units of carbohydrates, 20 units of fat and 15 units of protein. A unit of food F_2 contains 25 units of carbohydrates, 10 units of fat and 20 units of protein. Find the minimum cost for a diet that consists of a mixture of these two foods and also meets the minimum requirements.

chalk contains 3% of carbon 10% of calcium and 12% of oxigen find the amount in grams of each of these substances in 1 kg of chalk

Every gram of wheat provides 0.1 gm of proteins and 0.25 gm of carbohydrates. The corresponding values f rice are 0.05 gm and 0.5 gm respectively. Wheat costs Rs. 4 per kg ad rice Rs. 6. The minimum daily requirements of proteins and carbohydrates for an average child are 50 gms and 200 gms respectively. In what quantities should wheat and rice be mixed in the daily diet to provide minimum daily requirements. In what quantities should wheat and rice be mixed in the daily diet to provide minimum daily requirements of proteins and carbohydrates at minimum cost?

A diet is to contain at least 400 units of carbohydrate, 500 units of fat and 300 units of protein. Foods F_1 contains 10 units of carbohydrate, 20 units of fat and 15 units of protein and food F_2 contains 25 units of carbohydrate,10 units of fat and 20 units of protein. Formulate the given data in the form of inequations and show graphically the region representing the solution of these inequations.

Every gram of wheat provides 0.1g of proteins and 0.25g of carbohydrates. The corresponding values of rice are 0.05g and 0.5g respectively. Wheat costs Rs 2 per kg and rice Rs 8. The minimum daily requirements of protein and carbohydrates for an average child are 50g and 200g respectively. In what quantities, should wheat and rice be mixed in the daily diet to provide the minimum daily re-quirement of protein and carbohydrates at minimum cost.