Your local t-spirit store is having a sale on the latest i-razpod cell phone. the store is also offering financing to those who qualify. the new cell phone is on sale for $150.00 with a two year contract. the sales associate informs you that the closed-end installment loan offered by the store is a 24 month installment plan with monthly payments of $8.44. determine the finance charge (interest) of the installment loan.

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.