A diet of two foodsF1andF2contains nutrients thiamine, phosphorous and iron. The amount of each nutrient in each of the food (in milligrams per 25 gms) is given in the following table:
| Nutrients | Food | F1 | F2 |
| Thiamine | 0.25 | 0.10 |
| Phosphorous | 0.75 | 1.50 |
| Iron | 1.60 | 0.80 |
The minimum requirement of the nutrients in the diet are 1.00 mg of thiamine, 7.50 mg of phosphorous and 10.00 mg of iron. The cost ofF1is 20 paise per 25 gms while the cost ofF2is 15 paise per 25 gms. Find the minimum cost of diet.
