Which statement describes a cause of screwed data?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

What is always true about a positive integer raised to a negative odd power?

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?