Question 1

The formula y = 3.1√x + 14 models the percent of U.S. adults who are considered obese by federal

guidelines, where is the number of years after 1991, and y is the percent of obese adults. In this

equation, y is already converted from a decimal, so, for example, a 55% obesity rate would correspond to

y = 55.

According to this formula, in what year was the obesity rate 23.3 percent?

The obesity rate was 23.3% in the year

Round to the nearest actual year.

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