please help me out with the first three questions

Following is a table for the present value of s1 at compound interest: Year 6% 10% 12% 1 0.943 0.909 0.893 2 0.890 0.826 0.797 3 0.840 0.751 0.712 4 0.792 0,683 0.636 5 0.747 0.621 0.567 Following is a table for the present value of an annuity of $1 at compound interest: Year 10% 12% 1 0.943 0.909 0.893 2 1.833 1.736 1.690 3 2.673 2.487 2.402 4 3.465 3.170 3.037 5 4.212 3.791 3.605 Using the tables provided, the present value of $19,305.00 (rounded to the nearest dollar) to be received at the end of each of the next 4 years, assuming an earnings rate of 12%, is 558,629 b. 546.31 CC519.30 d. 560,395 In capital rationing, alternative proposals that survive initial and secondary screenings are normally evaluated in terms of a present Value b. maximum cost Cnet cash flow de qualitative factors Which of the following is a present value method of analyzing capital investment proposals? a. cash payback method b. accounting rate of return c. average rate of return d. net present value