The ages of people signed up for piano lessons are listed.
11, 16, 15, 9, 19, 12, 13, 13, 11, 11, 18, 17
what is the mode of the ages.
a ( 13
b ( 12
c ( 15
d ( 11

How to use order of operation in 20 divide by 4 multiply 5 = 1

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums. what is the probability that the applicant who gets the job plays drums or guitar?

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?