12.
According to a survey, the percentage of people who read different genres books is shown in the following pie-chart. Blue represents people who read fantasy, red represents people who read mystery, green represents people who read horror, and purple represents people who read fiction. Study the pie-chart and answer the question.
The survey was conducted on 80% students of a school. How many students read mystery and horror books if the school has 47,500 students overall?