Calculating Optimal Risky - FINANCE USE EXCEL IF NEEDED

The question does not provide proper assumptions to be followed and further details are required as to the requirement of the question.

3. Three risky assets: RF = 5, R' = [12.98], and SUBJECT: 4?10-51 Calculating 10 20 0ptimal Risky Portfolios 3. Three risky assets: RF = 5, R' = [12.98], and SUBJECT: 4?10-51 Calculating 10 20 0ptimal Risky Portfolios