Which expression is equal to the expression (6.9)^5

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

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?