Q)
Kellogg is a new cereal fromed of a mixture of bran and rice that contains at least 88 g of protein and at least 36 milligram of iron. Knowing that bran contains 80 g of protein and 40 milligram of iron per kilogram, and that rice contains 100 g of protein and 30 milligrams of iron per kilogram, find the minimum cost of producing this new cereal if bran costs Rs.5 per kilogram and rice costs Rs. 4 per kilogram.
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