Mae Ling earns a weekly salary of $310 plus a 6.5% commission on sales at a gift shop. How much would she make in a work week if she sold $4,500 worth of merchandise?
She would make $ ?

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me