PLEASE SOLVE IT WRITTEN.

LG 2 P8-ho Assessing return and risk Swift Manufacturing must choose between two asset pur- chases. The annual rate of return and the related probabilities given in the following table summarize the firm's analysis to this point. Project 257 Rate of return Probability -10% 0.01 10 0.04 20 0.05 30 0.10 40 0.15 45 0.30 0.15 60 0.10 70 0.05 SO 0.04 100 0.01 Project 432 Rate of return Probability 10% 0.05 15 0.10 20 0.10 25 0.15 30 0.20 35 0.15 40 0.10 45 0.10 50 0.05 50 a. for each project, compute: (1) The range of possible rates of return. (2) The expected return