Consider the three stocks in the following table. Pt represents price at time t, and Qt represents shares outstanding at time t Stock splits two for one in the last period. Pe 06 Pi 01 P2 02 A B 110 180 200 115 230 115 95 205 115 230 230 115 95 110 115 230 460 230 Calculate the first-period rates of return on the following indexes of the three stocks (t = 0 tot=1); (Do not round intermediate calculations. Round your answers to 2 decimal places.) 8. A market-value-weighted index Rate of return % b. An equally weighted index Rate of return %