A 6-foot-tall (approximately 183 cm), 20-year-old male weighs 100 kilograms on land but 4 kilograms under water. What is his estimated percent body fatness if the hydrostatic weighing water is 30 degrees Centigrade? (Use provided information from Figure 4
WD at 30º C = 0.99567
RV (men) = [(0.027 x height in cm) + (0.017 x age)] – 3.447
BD = BW % fat = 495 – 450
BW – UW – RV – .1 BD
WD
a. 9 percent
b. 13 percent
c. 17 percent
d. 25 percent
c
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