In an economy, an index representing the money supply multiplied by its velocity of circulation increases from 100 to 120.96. Over the same period, the real final output produced by the economy increases from 100 to 112.
According to the Fisher equation of exchange, the price level will change by:
8%8\%8%
8.96%8.96\%8.96%
12%12\%12%
20.96%20.96\%20.96%