Please solve a and b parts of this question.

The tree diagram in figure below describes the uncertain cash flows for an engineering project The analysis perbod is two yeass, and MNRR = 15% per year Besed en thin information, a. What are the E(PW), V(PW), and SD(PW) of the project? b. What is the probabilly that PW: 0 ? Click the icon to view the tree diagram. Click the licon to view the interest and annulty table for discrefe compounding when the MAFor is 15% per year. a. Calcelate the E(PW), V(PW), and SDYPW) of the peoject. L(PW) (Round to the faarest dollar) Discrete Compounding; i=15%