Question

Every gram of wheat provides 0.1g of proteins and 0.25g of carbohydrates. The corresponding values for rice are 0.05g and 0.5g respectively. Wheat costs Rs 5 per kg and rice Rs 20 per kg. 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 of proteins and carbohydrates at minimum cost. Frame an LPP.

Answer 1

Every gram of wheat provides 0.1g of proteins and 0.25g of carbohydrates. The corresponding values for rice are 0.05g and 0.5g respectively. Wheat costs Rs 5 per kg and rice Rs 20 per kg. 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 of proteins and carbohydrates at minimum cost.