Answer:
20%
Step-by-step explanation:
Gross domestic product is the total sum of final goods and services produced in an economy within a given period which is usually a year
GDP calculated using the expenditure approach = Consumption spending by households + Investment spending by businesses + Government spending + Net export
Nominal GDP is GDP calculated using current year prices while Real GDP is GDP calculated using base year prices. Real GDP has
Real GDP in 2015 = ( $2 x 250) + ($3 x 300) + ($4 x 400) = $3000
Real GDP in 2016 = ( $2 x 200) + ($3 x 400) + ($4 x 500) = $3600
Growth rate in real GDP = $3600 / $3000 - 1 = 0.2 = 20%