You are provided with the following data - assume the two items produced by an economy are movies and popcorn.Quantities and prices of these goods for the last several years are shown below.The base year is 2017.

Prices and Quantities

Year / Price of Movies / Quantity of Movies / Price of Popcorn / Quantity of Popcorn

2017 $11.00 400 $5.00 800

2018 $12.00 500 $4.00 900

2019 $12.00 600 $5.00 1,000

2020 $13.00 600 $6.00 900

Using this information, answer the following questions:

(a)Calculate nominal GDP for each of the four years.

(b)Calculate real GDP for each of the four years.

(c) Calculate economic growth for 2018, 2019 and 2020.