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Question

Consider two families A and B. Suppose there are 4 men, 4 women and 4 children in family A and 2 men, 2 women and 2 children in family B. The recommended daily amount of calories is 2400 for a man, 1900 for a woman, 1800 for a child and 45 grams of proteins for a man, 55 grams for a woman and 33 grams for a child.
The requirement of calories and proteins for each person is given by matrix R and the number of family members in each family is given by matrix F.

Matrix R is

A
CaloriesProteins 2400 45 1900 55 1800 33 MenWomenChildren
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B
CaloriesProteins 1900 55 2400 45 1800 33 MenWomenChildren
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C
CaloriesProteins 1800 33 1900 55 2400 45 MenWomenChildren
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D
CaloriesProteins 2400 33 1900 55 1800 45 MenWomenChildren
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Solution

The correct option is A CaloriesProteins 2400 45 1900 55 1800 33 MenWomenChildren
Given that daily amount of calories is 2400 for a man, 1900 for a woman, 1800 for a child and 45 grams of proteins for a man, 55 grams for a woman and 33 grams for a child.
Hence, corresponding matrix is
CaloriesProteinsR= 2400 45 1900 55 1800 33 MenWomenChildren

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