A sample of college students was asked how much they spent monthly on coffee. Approximate the mean for the cost. Number of students Monthly coffee cost ($) 10.00-19.99 8 20.00-29.99 15 30.00-39.99 29 40.00-49.99 16 50.00-59.99 7 ... The mean for the cost is $ (Round to the nearest cent.)

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