You are given the following information regarding prices for a sample of stocks. PRICE Stock Number of Shares T T +1 A 2,400,000 $78 $90 B 13,000,000 30 41 C 28,000,000 25 33 a. Construct a price-weighted index for these three stocks, and compute the percentage change in the index for the period from T to T+ 1. Do not round Intermediate calculations. Round your answer to two decimal places 25 b. Construct a value-weighted Index for these three stocks, and compute the percentage change in the index for the period from T to T+ 1. Do not round Intermediate calculations. Round your answer to two decimal places %