To multiply by fractional parts, as 1, 4, 1. &c. RULE. Multiply the price by the upper figure of the fraction, and divide the product by the lower, the quotient will be the anfwer; but when the upper figure is not more than one, dividing the price or fum by the lower figure gives the answer. 1. EXAMPLES. What is of a yard of cambrick worth, at 12/6 per yard ? 2. 3 8)37 6 Anf. 4s. 81d. What is of a yard of broadcloth worth, at 35s. per yard. 3. One quarter of a yard of fine linen, at 7s. 6d. per yard. 4)7 6 Anf. Is.10ld. 4. Multiply £.4 5s. 3d. by ž, or take of it. 3)4 5 3 Anf. £.1 8 5 5. Multiply £.9 65. 8d. by, or take f of it. 9 6 8 7 8)65 6 8 Anf. £.8 3 4 III. When the number does not exceed the table, and it cannot be found in it, find the nearest to it, either lefs or greater; then, af ter having found the price of this number, add or fubtract the value of so many, as it is less or greater than the given number. EXAMPLES. 1. 37 bushels of corn, at 4s. Iid. per bushel. IV. When the number is above the table, find the price of each figure as in the following 2. 284 gallons of molaffes, at 35. 91d. per gallon. 3 2 7. 2375 gals. of molaffes 70 11 860 410 15 34 8. Three barrels of N. E. Rum, containing 31, 32 and 33 gallons, at 4/7 per gallon. Anf. £.22 7 5. 9. Four hogfheads of Molaffes,containing 97, 99, 105 and 111 gallons, at 3/8 per gallon, are delivered by A to B, to who he owed 258 dollars. It is required to know the ballance, and in whofe favour it is ? Anf. 4s. 1d. in favour of B. When the amount of a cwt. is required at a certain rate per lb. RULE. Find the price of one or two quarters, and multiply the product by the component parts of a cwt. 10. I cwt. of Flour at 3d. per lb. 1. What will 4000 feet of boards come to at 38/4 per thousand? 1 18 4 £.2 6 8 448 4 M. 4. 3,231 feet of 3 inch W. O. plank, 225f. £.36 6 5. 8,637 7. 6. ,960 ,888 11 150. 64 15 6 Plank are fold per thousand of 2 inches, the ufual thickness for planking veffels, and as there are generally other dimenfions as 2 and 3 inches, the price of each is regulated by the price of the 22, adding to it, or fubtracting from it, in fuch proportion as may be agreed on when purchasing. In the above example, taken from an actual fale, of 150f. was added to it, for the three inch and deducted from it for the two inch, making the three inch 225. and the two inch 100f. per thousand. WEIGHTS AND MEASURES. |