Portfolio Return At the beginning of the month, you owned $11,400 of Company G, $11,300 of Company S, and $17,600 of Company N. The monthly returns for Company G, Company S, and Company N were 10.55 percent, -1.38 percent, and 9.38 percent. What is your portfolio return? (Round intermediate calculations to 2 decimal places.) Multiple Choice 6.69 percent 18.55 percent 7.10 percent 6.18 percent