If the correlation is 0.46 what is the expected return and standard deviation of a portfolio of 70 percent of share A and 30 percent of share B?

Shares A and B have the following returns. 2 3 5 Share A 0.10 0.07 0.15 -0.05 0.08 Share B 0.06 0.02 0.05 0.01 -0.02