Pet Nutrition: Food CostPETsMART.com sold the followingvarieties of dog food in June 2003....

Pet Nutrition: Food Cost

PETsMART.com sold the following

varieties of dog food in June 2003.

Nature’s Recipe Venison Meal&Rice Canine,

20 percent protein, 10 percent fat, $21.99 per 20-pound bag

Nutro Max Natural Dog Food, 27 percent protein, 16 percent fat, $12.99 per 17.5-pound bag

PETsMART Premier Oven Baked Lamb Recipe, 25 percent protein, 14 percent fat, $22.99 per 30-pound bag

(Source: www.petsmart.com.)

A dog breeder wants to make at least 175 pounds of a mix containing at least 25 percent protein and at least 14 percent fat. How many bags of each dog food variety should the breeder buy in order to minimize cost? (Round prices up to the nearest dollar.)