For each of the following cases, indicate (a) what interest rate columns and (b) what number of periods you would refer to in looking up the discount rate. (1) In Table 3 (Present Value of 1): Number of Discounts Annual Rate Years Involved per Year Annually Case A 8% Case B 11% 11 Annually Case C Semiannually (a) (b) Case A periods periods Case B periods Case C (2) In Table 4 (Present Value of an Annuity of 1): Number of Number of Frequency of Annual Rate Years Involved Payments Involved Payments Annually Case A 10% 19 19 Case B 8% 4 Annually Case C 7% 12 Semiannually (a) (b) periods Case A periods Case B periods Case C Table 3 Present Value of 1 (n) 4% 5% 6% 7% 9% 10% 11% 12% 15% Periods .89286 96154 95238 94340 93458 92593 91743 90909 90090 .86957 .89000 .75614 92456 .90703 .87344 85734 .84168 .82645 .81162 .79719 .83962 3 .88900 .86384 .81630 .79383 .77218 .75132 .73119 .71178 .65752 4 .85480 .82270 .79209 .76290 .73503 .70843 .68301 .65873 .63552 .57175 5 .82193 .78353 .74726 .71299 .68058 .64993 .62092 .59345 .56743 49718 .79031 .74622 .70496 .66634 .63017 .59627 .56447 .53464 .50663 43233 .71068 .66506 .51316 .75992 .62275 .58349 .54703 48166 .45235 37594 .73069 .67684 .62741 .58201 54027 50187 .46651 .43393 .40388 32690 .64461 .70259 .59190 .54393 .50025 46043 42410 39092 36061 .28426 50835 10 .67556 .61391 .55839 .46319 .42241 38554 35218 32197 .24719 .42888 11 .64958 .58468 .52679 47509 38753 35049 .31728 .28748 .21494 35554 .18691 12 .62460 .55684 .49697 .44401 39711 31863 .28584 25668 .22917 .16253 13 .60057 .53032 .46884 .41496 36770 32618 .28966 .25751 .50507 38782 34046 29925 14 .57748 44230 26333 23199 20462 .14133 48102 36245 .18270 .12289 15 .55526 .41727 31524 .27454 23939 .20900 16 53391 45811 39365 33873 .29189 .25187 .21763 .18829 .16312 .10687 .09293 17 .51337 .43630 37136 31657 .27027 .23107 .19785 .16963 .14564 25025 .13004 18 .49363 41552 35034 .29586 .21199 .17986 .15282 .08081 .23171 19 47464 39573 33051 27615 .19449 .16351 .13768 .11611 .07027 37689 20 .45639 31180 .25842 21455 .17843 .14864 .12403 .10367 .06110