Assume the following information concerning two stocks that make up an index. What is the value-weighted return for the index? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Omit the "%" sign in your response.) Price per Share Shares Outstanding Beginning of Year End of Year Kirk, Inc. 33,000 $ 45 $ 50 Picard Co. 31,500 75 81 Return %