Lily visits 100 patients in a month and records the age of each patient. The pie chart below shows the number of patients she has visited in each age group. How many patients were aged 0-15?

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?