Asked by Marie P.
A researcher performs an experiment to test a hypothesis that involves the nutrients niacin and retinol. She feeds one group of laboratory rats a daily diet of precisely 36.12 units of niacin and 30,080 units of retinol. She uses two types of commercial pellet foods. Food A contains 0.19 unit of niacin and 175 units of retinol per gram. Food B contains 0.22 unit of niacin and 80 units of retinol per gram. How many grams of each food does she feed this group of rats each day?
food A ________g
food B ________g
food A ________g
food B ________g
Answers
Answered by
Steve
.19a + .22b = 36.12
175a + 80b = 30080
a = 160
b = 26
175a + 80b = 30080
a = 160
b = 26
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