3. 853 feet of boards at 30s. per thousand. 853 chills. 25,590 Ans. £.1 57 4. 3,231 feet of 3 inch W. O. plank, 225s. £.36 6 11 64 15 6 4 16 0 7. ,888 4. 8 9 Plank are sold per thousand of 24 inches, the usual thickness for planking vessels, and as there are generally other dimensions as 2 and 3 inches, the price of each is regulated by the price of the 24, adding to it, or subtracting from it, in such proportion as may be agreed on when purchasing. In the above example, taken from an actual sale, of 150s, was added to it, for the three inch, and deducted from it for the two inch, making the three inch 225s. and the two inch 100s. per thousand. What is the weight of 47 casks of rice, each weighing 2C. Ans. 115 cwt. 1 qr. 17 lb. Received payment by his note, of the above date, at three months. For Stephen Nowlan, ABRAHAM TRUSTY. COMPOUND DIVISION Teacheth to find how often one number is contained in another of different denominations. 5. Divide £.1057 is. 3d. by 12. Ans. £.88 1s. 94d. II. If the divisor exceeds 12, and it be found in the table, divide by its component parts. EXAMPLES. 1. Divide £.278 Ss. 9d. between 45 men equally. 5)278 8 9 9)55 13 9 Ans. £.6 3 9 each. 2. If 20 lb. of indigo cost £.7 5s. 10d. what is it per lb.? 3. Ans. 7s. 3 d. If 24 yards of durant cost 62s. 6d. what is it per yard? 4. If 72 bushels of corn cost £.20 9s. bushel? Ans. 2s. 74d. 6d. what is it per Ans. 5s. 8d. what is one pound Ans. 8s. 5§d. 5. If 108 lb. of tea cost £.45 13s. 6d. worth? 6. When £.166 13s. 4d. is paid for 500 gallons of rum, what is it per gallon? Ans. 6s. 8d. 7. If 1000 gallons of molasses cost £.209 7s. 6d. what is it per gallon? Ans. 4s. 21d. III. If the divisor cannot be found by the multiplication of small numbers, as the preceding examples, divide by it as in the following EXAMPLES. 2. 3. Divide £.33 13s. 8d. by 23. Ans. 19 3}. If 345 quintals of fish cost £.409 13s. 9d. how much is it per quintal? Ans. 23s. 9d. 4 Dividing by fractional parts, as 1, 2, 3, &c. is the same as multiplying by them. See the Rule under Case II. in Coinpound Multiplication. 1. How much is 2. Divide £.126 19s. 5 d. by . Ans. £.101 11 7 3. If the whole of a ship is worth £.960 what is worth? Ans. £.600 4. If of a ship was sold for £.1056 28. 1d. what was the whole valued at ? Ans. £.1689 15 4 IV. Having the price of a hundred weight, to know how much it is per pound. RULE. FIND the price of 1 or 2 quarters, and then divide by the component parts. 1. If 1 cwt. of steel cost £.4. 6s. 4d. what is it per lb. ? 4)4 6 4 Or thus 2)4 6 4 2. If 1 cwt. of flour cost 23s. 4d. what is it per lb. ? Ans. 23d. 3. When 2 cwt. of sugar cost £.8 178. 4d. what is it per Tb.? Ans. 93d 4. If 5 cwt. of iron cost £.8 15s. Od. how much is it Ans. Sąd. per lb. ? 3. A mate and 3 seamen have to receive 600 dollars, for recapturing their vessel, of which the mate is to have two shapes and each seaman one share; how much is the part of s.-The mate's part is 240 dols.. and each seaman'120. |