In 2017, tuition costs $4,500 per term and you go to school for three terms (fall, spring and summer). Your rent is $950 per month in 2017 which is paid twelve times, you buy your books during the year spending $350 per term, and you make 30 trips to the grocery store at $115 per trip. In 2018, tuition costs $5,160 so you skip the summer session (i.e. two terms). Rent is $965 per month in 2018 but only nine months have to be paid, you buy your books during the year spending $350 per term, and you make 20 trips to the grocery store at a cost of $125 per trip. 

a. What is nominal GDP (aggregate output) for 2018?

b. What is the adjusted-for-inflation product level for 2018? (i.e. Real GDP) 

c. Calculate the implicit price (GDP) deflator for 2018.