Of the 600 students at River Falls High School, 3/4 of them play tennis. Of those that play tennis, 60% of them also play hockey. How many students play both hockey and tennis?
Let's be accurate as possible. Think before you answer.
270
3 / 4 of the students at River Falls High School play tennis, a total of 3 / 4 * 600 = 450 students.

Of those that play tennis, 60% of them also play hockey, meaning 60 / 100 * 450 = 270 students play hockey and tennis.

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The answer: 270