plz answer part C

Consider the three stocks in the following table. Pc represents price at time Z,andot represents shares outstanding at time L Stock C splits two-for-one in the last period. Required: 2. Calculate the tate of return on a price-weighted index of the three stocks for the first period ( t=0 to t= n (Do not round intermediate calculations. Aound your answer to 2 decimal places.) b. What will be the divisor for the price-weighted index in year 2? (Do not round intermediate calculations. Aound your answer ta 2 decimal ploces.) E. Calcikste the tase of retum of the priceneigitied index for the secand period it =1 is t=20