I need help in this question. Please i need in 15 minutes

Solve the below questions: (Write the formula for each question and show the details of the calculations) 1) You are going to invest all your funds in one of 2 projects with the following distribution of possible returns: PROJECT 1 Probability Return 0.30 30% 10% 0.30 -20% 10% PROJECT 2 Probability Return 0.10 30% 0.40 15% 0.40 0.40 Required: (21 Calculate the expected rate of return for each project. If the standard deviation results are as follows: PROJECT 1 19.5%, PROJECT 2 12% Which project should you choose, and why