An artist painted 3/5 of a portrait in 20 minutes. If she continues working at the same rate, how many portraits will she paint in one hour?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?