Respuesta :

Real GDP G = $4 billion
 Price level P = 1.25
 Money Supply M = 500 million = 0.5 billion
 We have an equation M x V = P x G
 => V = P x G / M
 => V = 1.25 x 4 / 0.5
 => V = 5 / 0.5
 So the velocity V = 10