Consider the three stocks in the following table. Pe represents price at time t, and Qt represents shares outstanding at time t. Stock splits two for one in the last period. 01 135 Po 130 120 240 B c 20 135 270 270 135 P1 140 115 250 P2 140 115 125 270 270 270 540 Calculate the first-period rates of return on the following indexes of the three stocks (t = 0 to t= 1): (Do not round intermediate calculations. Round your answers to 2 decimal places.) a. A market value-weighted index. Rate of return % b. An equally weighted index. Rate of return