Chester franks is considering installing solar panels on his house to decrease his electricity costs. chester has a proposal that will cost $25,450 for a complete installation. engineers have estimated that chester will save an average of 26% from his electricity usage from the grid. also, engineers have projected that chester will be able to put power back into the grid 10% of the time, which will further reduce his electricity bill by 7.6%. chester's current average monthly bill for electricity is $656.00. chester has his liquid funds invested in a small cap account that earns 9.93%. the funds for this investment would come from this account. the estimated life of the solar panels is 55 years. which of the following are correct? a. npv of outflows is $25,450b. the irr is approximately 10.4%c. the projected annual savings is $2,645d. payback is 9 years, 7 months. e. all answers are correct.