Consider the three stocks in the following table.

Stock	Initial Price	Final Price	Shares Outstanding (millions)
A	$80	$100	100
B	$50	$30	300
C	$120	$125	100

1. Calculate the rate of return on an equally weighted index of the three stocks.

2. Calculate the rate of return on a price-weighted index of the three stocks.

3. Calculate the rate of return on a market-weighted index of the three stocks.