Portfolio Return At the beginning of the month, you owned $11,700 of Company G, $11,600 of Company S, and $18,200 of Company N. The monthly returns for Company G, Company S, and Company N were 10.8 percent, -1.41 percent, and 9.4 percent. What is your portfolio return? (Round intermediate calculations to 2 decimal places.)

a* 6.78%

b* 6.28%

c* 18.85%

d* 7.22%