A person consumes 2,100 kcal/day while expending 3,400 kcal/day.In a month's time,about how much weight would this person lose if the loss were essentially all from body fat? (Body fat has an energy content of about 4 100 kcal per pound. )

Question

A person consumes 2,100 kcal/day while expending 3,400 kcal/day.In a month's time,about how much weight would this person lose if the loss were essentially all from body fat? (Body fat has an energy content of about 4 100 kcal per pound. )
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Quizplus · Accepted Answer

The person has a daily calorie deficit of 1,300 kcal (3,400 - 2,100). Over 30 days, this totals 39,000 kcal. Since body fat has an energy content of about 4,100 kcal per pound, the weight loss would be approximately 39,000 / 4,100 = 9.51 pounds, which rounds to about 10 pounds.

A Person Consumes 2,100 Kcal/day While Expending 3,400 Kcal/day