Gaining Weight The graph shows that as a society we tend to get heavier as we grow older....

Gaining Weight The graph shows that as a society we tend to get heavier as we grow older. Also, with age, the amount of muscle tends to drop, and fat accounts for a greater percentage of weight.

a) Estimate the average percent of body fat for a woman, age 18 to 25.

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b) Estimate the average percent of body fat for a man, age 56+.

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c) Greg, an average 40-year-old man, weighs 179 lb. Estimate the number of pounds of body fat he has.