A given country produces only two goods--A and B. In the base year (2002), the country produced 100 units of good A and 200 units of good B. In the current year (2015), production changed to 120 units of good A and 250 units of good B. Good A cost $20 per unit in the base year and $25 per unit in the current year. Good B cost $30/unit in both the base year and current year.

Questions:

(a) Calculate Nominal GDP for 2002

(b) Calculate Nominal GDP for 2015

(c) Calculate Real GDP for 2015