Respuesta :
According to the quantity theory of money, the velocity of money is 3.
What is the quantity theory of money?
The quantity theory of money is an economy theory that arose in the 16th century among monetary economists. The quantity theory of money postulates that the price of goods and services in an economy is directly proportional to the money supply and velocity.
Quantity theory of money = price x real output = money supply x velocity
Velocity = ( price x real output / money supply)
Velocity = (100 x 1.2) / 40 = 3
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