atop, stands 36 inches; and under 8 inches, stands 18 inches : now 35 and 12, make 48, the answer in inches , and 48+12==4 feet, or just half a cord. 3. Admit the breadth to be 3 feet 11 inches, and height S feet 9 inches; required the content. Under 3 feet at top, stands 70; and under 9 inches, is 18: 70 and 18, make 88:12=7 feet 4 inches, or 7 ft. 1 qr. 2 inches, the answer. TABLE I. Showing the amount of £1, or 81, at 5 and 6 per cent. per annum, Compound Interest, for 20 years. Irs. 15 per cent. 6 per cent.(Irs. 15 per cent.[6 per cent. 1 1,05000 | 1,06000 11 1,71034 1,89829 15 2,07893 2,39655 6 1,54009 | 1,41851 16 2,18287 2,54727 7 | 1,40710 | 1,50563 17 2,29201 2,69277 8 1,47745 | 1,59584 18 2,40661 2,85433 9 1,55132 | 1,68947 192,52695 | 3,02559 10 1,62889 1,79084 20 2,65329 3,20713 VII. The weights of the coins of the United States. pwt. gr. Eagles, 11 6 Studiaru 5 15 Gold. 17 8 8 16 Standard Silver. 204 8 16 Half-Cents, i 17 Coppei. 4 8 The standard for gold coin is 11 parts pure gold, and one part al. loynantho alloy to consist of silver and copper. The standard for silver coin is 1485 parts Ane ta 178 parts alloyambe alloy to be wheel ly copper. ANNUITIES. TABLE III. Showing the amount of Showing the present £1 annuity, forbornell worth of £1 annuity, for 31 years or under, to continue for si at 5 and 6 per cent.l years, at 5 and 6 per compound interest. cent. compound int. Yrs. 5 6 6 1 1,000000 1,000000|| 0,952381 0,943396 2 2,050000 2,060000 1,8594101,833393 3 3,152500 3,185600 2,723248 2,673012 4 4,310125; 4,574616 5,545950 9,465106 5 5,525631 5,6971981 4.929477 4,212564 66,801913 6,975319 5,075699 4,917824 7 8,142009 8,393938 5,786278 5,582381 8 9,549109 9,897468|| 0,463213 6,209794 9: 11,026564 11,491316| 7,1078221 6,801692 10 12,57789213,1807701 7,7217551 7,360087 11 14,206787 14,971648| 8,306414 7,886875 12 15,91712616,8699428,863252 8,585844 13 17,712982|18,8821539,593573 8,852683 14 19,598632 21,0150669,808641 9,294984 15 121,578564 23,275969|10,379658 9,712249 16 23,657492 25,672528|10,83776910,105895 17 25,84036628,212380 11,274066 10,477260 18 28,132385 80,905653 11,689587 10,827603) 19 30,539004 33,759992|12,085321|11,158116, 20 33,065954 36,785592|12,469210)11,469991 21 35,71925239,992727 12,891155|11,764077 22 38,50521443,39229113,16500S 12,041532 23 41,45047546,995828|19,488574|12,303330, 24 44,501999 50,315578|13,79864912,550357 25 147,72709954,864512 14,09394412,785356 26 151,115454 59,156382 14,375185 15,003106 27 54,66912663,705765|14,64305415,210534 28 58,40258368,52811214,898127 13,406164 29 162,32271273,639798|15,14!075113,590721 30 66,438847 79,058186(15,572451/15,764831 31 70,760790 84,801677||15,592810113,929086 TABLES. The three following Tables are calculated agreeable to an Act of Congress passed in November, 1792, making foreign Gold and Silver Coins a legal tender for the pay. ment of all debts and demands, at the several and respective rates following, viz. The Gold Coins of Great-Britain and Portugal, of their present standard, at the rate of 100 cents for every 27 grains of the actual weight there. of-Those of France and Spain 27} grains of the actual weight thereof.-Spanish milled Dollars weighing 17 pwt. 7 gr. equal to 100 cents, and in proportion for the parts of a dollar.-Crowns of France, weighing 18 put 17 gr. equal to 110 cents, and in proportion for the parts of a Crown. They have enacted, that every cent shall contain 208 grains of copper, and half-cent 104 grains. TABLE IV. Veights of several pieces of English, Portuguese, and French Gold Coins. TABLE VI. Heights of English and Portuguese Guld, in Weights of French and Spanish Gold, in Dol; Dollars, Cents and Mills. lars, Cents and Mills. Grs, CIS. Mills. Il Puls. Dols. Cis. Mills. Grs. 1 Mits. !| Pwls. Dols. Cts. Mills TABLE, V. 37118| come TO 15 16 14 VIII. TABLE of Cents, answering to the Currencies of the United States, with Sterling, gc. 6s. tol8s. to7s.6d. 48.8d. 5s. to 4s.6d. 45. 107d. the to the to the the to the to the 1 6 1 S 1 2 2 27 20 3 5 3 S 37 3 4 S 4 1 S1 SS 5 S 5 5 5 1 4 5 5 4 1 4 4 1 6 si 74 6 8 5 69 5 2 5 5 8 9 8 6 92 8 5 6 8 S 6 2 6 6 10 7 10 1 10 2 71 9 7 7 12 5 11 6 12 9, 11 9 16 16 6 15 S 1 16 6 12 5 13 3 21 41 20 22 2 20 80 198 5120 133 S123 19|316 61287 5253 3 407 1 880 1429 18s 7 1 20553 3250 266 61428 51:09 4 |