According to the U.S. Census Bureau, 3 25 25 3 ​ of all adults in the United States visited a zoo in 2007. What percent of all adults in the United States did not visit the zoo in 2007?

88%

Step-by-step explanation:

3 / 25 of all adults visited the zoo

Since we dealing with fractions;

Adults that visited the zoo  + Adults that did not visit the zoo = 1

Adults that did not visit the zoo = 1 - 3 / 25

Adults that did not visit the zoo = 22 / 25

What is the percent?

Adults that did not visit the zoo = 22 / 25 * 100%

Adults that did not visit the zoo = 0.88 * 100% = 88%