Financial institutions often offer lower auto loan rates for new cars than used ones. A local credit union advertises new car loans at 2.79% APR and used car loans at
3.29% both for up to 72 months.
Tyresa wants to buy a car but doesn't want to spend more than $350 a month for a
maximum of four years. What is the maximum loan amount she can take out for a
new car and a used car using the advertised rates?
P[(1+" - 1
Use the formula, A
where P is the monthly payment, r is the
annual interest rate, n is the number times interest is compounded in one year, and t
is the number of years. Show all of your steps.

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.