EXAMPLES. 1. A has ribbands at zs. per yard ready money; but in barter he will have 25. 3d. B has broadcloth at 32s. 6d. per yard, ready money: At what rate muft B value his cloth per yard, to be equivalent to A's bartering price and how many yards of ribband, at 2s. 3d per yard, muft then be given by A for 488 yards of B's broadcloth? Anf. B's broadcloth at 11. 16s. 6d. per yard-7930 yards of ribband. 2. A and B barter; A has 150 gallons of brandy at 7s. 3d per gallon ready money; but in barter he will have 8s. per gallon: B has linen at 3s. 6d. per yard ready money; how muft B fell his linen per yard, in proportion to A's bartering price? and how many yards are equal to A's brandy? Auf. Barter price is 3s. told. and he must give A 311 yards 3qr 30. 3. P. and Q barter; P has linen at 35 7d. per yard; but in barter will have 3s. 1od Q delivers him broadcloth at 1. r6s. 6d per yard, worth only 11. 135. per yard; pray, which has the advantage in barter ? and how much linen does P give Q for 148 yards of broadcloth ? 5 As 1366 148: 5402 price of the broadcloth. As 3/10: 1yd. :: 5402s.: 1409 yds. of linen.--Q has the advantage; for, as 3/7 3/10: 335 35/34 his proportional price. 4. A has 200 yards of linen, at 1s. 6d ready money per yard, which he barters with B at 1s. 9d. per yard, taking buttons at 7d. per grofs, which are worth but ed; how many grofs of buttons will pay for the linen? who gets the best bargain, and by how much, both in the whole and per cent ? Yd. d. Yds. d. d. Grofs. d. Grofs. As I : 21 :: 200: 4200. As 74: 1 :: 4200 : 560. Yd. d. Yds.. As I 18: 200 : 15 value of A's linen. Gr. d. Gr. £ As 26: 560 : 14 value of B's goods. B gained 11. of A. So that £. £. £. As 14 1: ICO: 7 2s. 10d. per cent. LOSS AND GAIN Is an excellent rule, by which merchants and traders difcover their profit, or lofs, per cent. or by the grofs: It also inftructs them to raise or fall the price of their goods, fo as to gain or lose so much per cent. &c. CASE I. To know what is gained or loft per cent. RULE. First fee what the gain or lofs is, by Subtraction; then, As the price it coft, is to the gain or lofs; fo is 100l. to the gain or lofs per cent. EXAMPLES. 1. If I buy ferge at 5s. per yard, and fell it again, at 5s. 8d. per yard; what do I gain per cent. or in laying out 10cl. ? s. d. Sold for 58 [See procefs next page.] Coft 50 8d. gain per yard. N. B. The firft queftions in the feveral Cafes, ferve to elucidate each other. As 2. If I buy ferge at 5/8 per yard, and fell it again at 5s. per yard what do I lofe per cent. or in laying out rool. ? s. d. d. d. £.£. s. d. Coft 5 8 As 68: 8 :: 100: 11 15 31 fold for 50 (Anf. 8d. Lofs per yard. 20 20 60)40c(6 360 40 12 60)480($ 480 Anf. 131. 6/8. 3. If 1 buy a Cwt. of tobacco for 91. 6/8, and fell it again at is. rod. per lb. do I gain or lofe? and what per cent. ? £s. d. Sold for 10 5 4 £. 3. £o 18 8 gained in the grofs | 2d. | IT | 11 4 value at 2s. per lb. ΤΣ 4. A draper bought 60 yards of cloth at 28s. per yard, and 38 yards of ditto, at 14s. per yard and fold them one with another, at 26s. per yard; did he gain or lofe? and what per cent. ? yd. s. yds. S. £. yds. As 1: 28 :: 60: 84 As 1: yd. s. yds. £. S. As I 14:38:26 12 Whole prime coft 11012 yds. £. 8. 26: 98: 127 8 £. S. £. S. £. s. Gain in the grofs 16 15 £. £. s. d. As 110 12 16 16 :: 100: 15 3 9 per cent. 5. Bought fugar at 64d. per lb. and fold it at 21. 3s. 9d. per Cwt.; what was the gain or lofs lb. lb. As 1 : 64d. 112: £3 Prime coft £3 0 8 per Cwt. £. s. d. Sold at 2 3 9 per Cwt. As 3 0 8; Loft Lo 16 11 in the whole. per cent. ? os. 8d. s. d. £. £. s. d 161:: 100: 27 17 84. (Lofs per cent. Anf. 6. At 2d. in the fhilling profit; how much per sent. ? 7. ent. ? At 4s. 6d. in the pound profit; how much per £. S. d. £. £. s. As I 4 6: 100: 22 10 Anf. 8. If I buy candles, at is 6d. per lb. and fell them again, at 2s per lb. and allow 3 months for payment; what do I gain per cent.? £. s. £ 5. L. 3: I 1Ο Then, as 101 10:1 10 :: 133 6 8 : I 19 4, which taken from 1331. 6s. 8d. leaves £131 75. 3 d. there fore, Anf. £31 7s. 3ěd. 9. If 9. If I buy cloth at 133. per yard, on 8 months eredit, and fell it again at 12s. ready money, do I gain or lofe and what per cent. ? Mo. £. Mo. £• S. £. s. d. 13: 100: 12 6 As 12 6 8 4. As 104: So that 13s on 8 months credit, at 61. per cent. is equal to 12s. 6d. ready money; then, s. d. Prime coft 12.6 ready money' s. d. d. £. £. As 12 6:6:: 100:4 Anf. loft 41. Loft o 6 in the yard. In cafting up the amount of goods bought, imported or exported; to the prime coft of fuch goods we must add all the charges upon them, in order to fix the price they ftand us m. 10. Suppose I import from France 12 bales of cloth, each bale containing 10 pieces, which with the charges there, amounted to 1081.; I pay duty here 5s. 6d. per piece, for freight 31. 10s. and the porterage 78. 6d. what does it ftand me in per piece? and how must I fell it per piece to gain sol. per cent. ? Freight In all 120 pieces, at 5s. 6d. Porterage 33 0 3 10 076 £.1 4 12 Anf. Prime coft per piece, 11. 4 14 And I must fell is at 16 6 per piece. CASE |