Please help quick I need this fast I’ll offer a lot of points

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

The tile along the edge of a triangular community pool needs to be replaced? ?

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?