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Mathematics 12 Online
OpenStudy (anonymous):

At 10 a.m., there were 12 people in a swimming pool. At 11 a.m., there were 27 people in the pool.What was the percent of increase in the number of people in the swimming pool from 10 a.m. to 11 a.m.?

OpenStudy (anonymous):

27/12=2.25 However, if it asking for the percent of increase, subtract one, and then convert it to percentile form (125%)

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