Can I get some help in the following question please, thank you!

David Brown has $22.425.00 invested in American Cyanamid, $21,417.00 in Gannett Company, and $24.624.00 in Texas International. If American Cyanamid has an expected return of 20.94%, Gannett an expected return of 17.98%, and Texas International an expected return of 20.12%, what is the portfolio's expected return? (Answer the number of percentage, e.g. If your answer is 10%, answer 10 in the answering area. Do not round Intermediate calculations. Round your answer to 2 decimal places.) Numere Response