Answer:
$30
Step-by-step explanation:
Data provided in the question
Purchase price of a popular video game purchased last year is $75
Now the selling price of a popular video game to the store this year is $20
And, the Selling price i.e charged by the store to the customer is $50
Based on the above information, the added amount to GDP is
= Selling price i.e charged by the store to the customer - selling price of a popular video game to the store this year
= $50 - $20
= $30
GDP refers to the finalized value of goods and services that are to be produced within the country.