Marco paid $36.89 for 8.6 gallons of gas.
what is the price of 1 gallon of gas?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

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?