Assume that body temperatures of healthy adults are normally distributed with a mean of 99.03 F and a standard deviation of 0.68 F. Complete parts (a) through (c) V below. . . . a. What percentage of adults have body temperatures greater than 99.71.F? 15.87 % (Round to two decimal places as needed.) b. What percentage of adults have body temperatures less than 98.35.F? % (Round to two decimal places as needed.)