As a fund manager working for Big Fish Sustainable Fund, you intend to hold a portfolio with 50 percent invested in the S&P 500 U.S. stock index and the remaining 50 percent in Japanese market index. The expected return is 10.45 percent for the S&P 500 and 20.20 percent for Japanese market index p.a. respectively. The risk (standard deviation) is 12.20 percent for the S&P 500 and 34.11 percent for the Japanese market index. The covariance between the S&P 500 and the Japanese market index is 0.068. Please answer the following two questions.

What will be the portfolios expected return? ( What will be the portfolios standard deviation?