there are presently (2) projects available to shrewsberry limited,however the company only has cash available of one of them. Project R. Project S investment. 900000. 600000 Depreciation straight line straight line cost of capital 14%. 14% lifespan. 5 years. 5 years residual 84000. nil net profit. year 1. 56000. 7000 year 2 80000 7000 year 3 102000. 7000 year 4. 130000 7000 year 5. 152000 7000 required: 1.1 calculate the accounting rate of return for project R. 1.2 Calculate the payback period for both projects. 1.3 calculate the net present value for both projects 1.4 which project should the company choose and why?