People's Free Time Quiz- Adding Percentages

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In the United States, 55% of people regularly spend their free time gardening and 34% of people spend their time on outdoor activities. What percentage of people spend their time on these two activities combined?

In the United States, 61% of people regularly spend their free time exercising and 39% of people spend their free time playing sports. What percentage of people spend their time on these two activities combined?

In the United States, 60% of people regularly spend their free time seeing movies and 47% of people spend their free time on home improvement projects. What percentage of people spend their time on these two activities combined?

In the United States, 51% of people regularly spend their free time at amusement parks and 37% of people spend their free time playing sports. What percentage of people spend their time on these two activities combined?

In 1997, 67% of the population owned a library card and in 1994, 21% of the population owned a library card. What percentage of the population owned a library card in both years?

In the United States, 22% of the population is in college and 22% of the population is in grades 9-12. What percentage of the population is in college and grades 9-12?

In the United States, 36% of the population is a high school graduate and 17% of the population have some college education. What percentage of the population does this make?

In the United States, 2% of college freshmen choose to study computer science and 4% of college freshmen choose to major in psychology. What percentage of college freshmen choose these two areas to major?

In the United States, 4% of college freshmen choose to study business as a major and 5% of college freshmen choose to major in elementary education. What percentage of college freshmen choose these two areas to major?

In 1997, 26% of the United States population was 18 years old or under and 61% of the population was 19-64 years old. What percentage of the population was in these two age categories?