3. Tret, which is an allowance of 4 lb. on every 104lb. for waste, dust, &c. 4. Cloff, which is an allowance made of 2 lb. upon every 3 cwt. 5. Suttle, is what remains after one or two allowances have been deducted. CASE I. When the question is an Invoice-Add the gross weights into one sum and the tares into another; then subtract the total tare from the whole gross, and the remainder will be the neat weight. EXAMPLES. 1. What is the neat weight of 4 hogsheads of Tobacco, marked with the gross weight as follows: C. 803 ib. lb. 100 4 95 Ans. 28 3 18 neat. 2. What is the neat weight of 4 barrels of Indigo, No. and weight as follows: No. 1 2 3 4 0 3 3 02 2 35 Ans. 15 0 11 When the tare is at so much per box, cask, bag, &c.— Multiply the tare of 1 by the number of bags, bales, &c. the product is the whole tare, which subtract from the gross, and the remainder will be the neat weight. EXAMPLES. 1. In 4 hhds. of sugar, each weighing 10 cwt. 1 qr. 15 lb. gross; tare 75 lb. per lhd. how much neat? Cut. qrs. lbs. 10 1 15 gross weight of one hlid. 4 [Carried up.] 41 2 4 gross weight of the whole. 75×4-2 2 20 whole tare. Ans. 38 3 12 neat. 2. What is the neat weight of 7 tierces of rice, each weighing 4 cwt. I qr. 9 lb. gross, tare per tierce 34 lb. ? Ans. 28 C. 0 gr. 21 lb. 3. In 9 firkins of butter, each weighing 2 qrs. 12 lb. gross, tare 11 lb. per firkin, how much neat? Ans. 4 C. 2qrs. 9 lb. 4. If 241 bls. of figs, each 3 qrs. 19 lb. gross, tare 10 lb. per barrel; how many pounds neat? Ans. 22413. 5. In 16 bags of pepper, each 85 lb. 4 oz. gross, turė per bag, 3 lb. 5 oz.; how many pounds neat? Ans. 1311. 6. In 75 barrels of figs, each 2 qrs. 27 lb. gross, tare in the whole 597 lb. ; how much neat weight? Ans. 50 C. 1 qr. 7. What is the neat weight of 15 hhds. of Tobacco, cach weighing 7 cwt. 1 qr. 13 lb. tare 100 lb. per hhd. ? CASE III. Ans. 97 C. Ogr. 11 lb. When the tare is at so much per cwt.-Divide the gross weight by the aliquot part of a cwt. for the tare, which subtract from the gross, and the remainder will be neat weight. EXAMPLES. 1. What is the neat weight of 44 cwt. 3 qrs. 16 lb. gross, tare 14 lb. per cwt.? C. grs. lb. 14 lb. 44 3 16 gross. 5 2 12 tare. Ans. 39 1 31 neat. 2. What is the neat weight of 9 hlids. of Tobacco, each weighing gross 8 cwt. 3 qrs. 14 lb. tare 16 lb. per cwt.? Ans. 68 C. 1 qr. 24 lb. 3. What is the neat weight of 7 bls. of potash, each weighing 201 lb. gross, tare 10 lb. per cwt.? Ans. 1281 lb. 6 òz. 4. In 25 bls. of figs, each 2 cwt. 1 qr. gross, tare per. cwt. 16 lb.; how much ncat weight? Ans. 48 cut. 24 lb. 5. In 83 cwt. 3 qrs. gross, tare 20 lb. per cwt. what neat weight? Ans. 68 cwt. 3 qrs. 5 lb. 6. In 45 cwt. 3 qrs. 21 lb. gross, tare 8 lb. per cwt. how much neat weight? Ans. 42 cwt. 2 qrs. 17} lb. 7. What is the value of the neat weight of 8 hds. of sus 14 lb. gar, at $9, 54 cts. per cwt. each weighing 10 cwt. 1 qr. gross, tare 14 lb. per cwt. Ans. $692, 84 cts. 21 m. CASE IV. When Tret is allowed with the Tare. 1. Find the tare, which subtract from the gross, and call the remainder suttle. 2. Divide the suttle by 26, and the quotient will be the tret, which subtract from the suttle, and the remainder will be the neat weight. EXAMPLES. 1. In a hogshead of sugar, weighing 10 cwt. 1 qr. 12 lb. gross, tare 14 lb. per cwt., tret 4 lb. per 104 lb.,* how much neat weight? cwt. gr. lb. Or thus, 10 1 12 4 41 2. In 9 cwt. 2 qrs. 17 lb. gross, tare 41 lb., tret 4 lb. per 104 lb., how much neat? Ans. 8 cwt. 3 qrs. 20 lb. 3. In 15 chests of sugar, weighing 117 cwt. 21 lb. gross," tare 173 lb., tret 4 lb. per 104, how many cwt. neat? Ans. 111 cwt. 22 lb. 4. What is the neat weight of 3 tierces of rice, each weighing 4 cwt. 3 qrs. 14 lb gross, tare 16 lb. per cwt., and allowing tret as usual? Ans. 12 cwt. 0 qrs. 6 lb. 5. In 25 bls. of figs, each 84 lb. gross, tare 12 lb. per cwt., tret 4 lb. per 104 lb. ; how many pounds neat? Ans. 1803+ *This is the tret allowed in London. The reason of divividing by 26 is because 4 lb. is 1-26 of 104 lb. but if the tret is at any other rate, other parts must be taken, according to the rate proposed, &c. 6. What is the value of the neat weight of 4 barrels of Spanish tobacco; numbers, weights, and allowances as follows, at 94d. per pound? cwt. qrs. lb. When Tare, Tret, and Cloff, are allowed: Deduct the tare and tret as before, and divide the suttle by 168 (because 2 lb. is the of 3 cwt.) the quotient will be the cloff, which subtract from the suttle, and the remainder will be the neat weight. 1. In 3 hogsheads of tobacco, each weighing 13 cwt. 3 grs. 23 lb. gross, tare 107 lb. per hhd., tret 4 lb. per 104 lb., and cloff 2 lb. per 3 cwt., as usual; how much neat? cwt. qrs. lb. 4 28 443 112 1563 lb. gross. of 1 hhd. 4689 whole gross. 107x3=321 tare. 26)4368 suttle. 168 tret. 168)4200 suttle. 25 cloff. Ans. 4175 neat weight. 2. What is the neat weight of 26 cwt. 3 qrs. 20 lb. gross, tare 52 lb., the allowance of tret and cloff as usual? Ans. neat 25 cwt. 1 gr. 5 lb. 1 oz. nearly; omitting further fractions. INTEREST. INTEREST is of two kinds; Simple and Compound. SIMPLE INTEREST. Simple Interest is the sum paid by the borrower to the lender for the use of money lent; and is generally at a cer tain rate per cent. per annum, which in several of the United States is fixed by law at 6 per cent. per annum; that is, 61. for the use of 1007. or 6 dollars for the use of 100 dol lars for one year, &c. Principal, is the sum lent. Rate, is the sum per cent. agreed on. Amount, is the principal and interest added together. CASE I.. To find the interest of any given sum for one year. RULE.-Multiply the principal by the rate per cent. and divide the product by 100; the quotient will be the answer. 61. EXAMPLES. 1. What is the interest of 391, 11s. 8d. for one year at per cent. per annum? £. s. d. 39 11 8/1/0 2. What is the interest of 2361. 10s. 4d. for a year, at å Ans. £ 11 16s. 6d. per cent? |