Ten red, seven white and eight blue marbles are in a bag. Find the probability of the event. P ( Red or Blue)

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Describe the domain and range of y=2(3)^x-2+5

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?