I will follow him/her

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

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?