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$1.56 a gallon ; a barrel of four, for $8.00; and 3 barrels of cider, at $3.50 a barrel. How much did the whole amount to ?

Interest is a reward allowed by a debtor to a crcditor for the use of money. It is reckoned by the hundred, hence the rate is called so much per cent. or per centum. Per centum is Latin, signifying by the hundred. 6 per cent. signifies 6 dollars on a hundred dollars, 6 cents on a hundred cents, £6 on £100, &c. so 5 per cent. signifies 5 dollars on 100 dollars, &c. Insurance, commission, and premiums of every kind are reckoned in this way. Discount is so much per cent to be taken out of the principal.

43. If 1 dollar gain 6 cents interest a year, how much will 13 dollars gain in the same time ?

44. What is the interest of $43.00 for 1 year at 6 per cent. ?

45. What is the interest of $157.00 for 1 year at 5 per cent. ?

46. What is the interest of $1.00 for 2 years at 6 per cent. ? What for 5 years

? 47. What is the interest of $247.00 for 3 years at 7 per cent?

48. How much must I give for insuring a ship and cargo worth $150,000.00 at 2 per cent. ?

49. Imported some books from England, for which I paid $150.00 there. The duties in Boston were 15 per cent., the freight $5.00. What did the books cost me ?

50. What must I receive for a note of $275.00 that has been dne 3 years, interest at 6 per cent. ?

51. A nian failing in trade, is able to pay only $0.68 on a dollar ; how much can he pay on a debt of $5 dollars ? flow much on a debt of 20 dollars ?

52. A man failing in trade, is able to pay only $0.73 on a dollar; how much will he pay on a debt of $47.00 ? How much on a debt of $123.00 ? How much on a debt of $2,500.00

53. A merchant bought a quantity of goods for 243 dollars, and sold them so as to gain 15 per cent.; how much did he gain, and how much did he sell them for ?

54. A merchant bought a quantity of goods for $843.00; llow much must he sell them for to gain 23 per cent. ?

SUBTRACTION.

VIII. 1.* David had nine peaches, and gave them to George ; how many had he' left?

2. A man having 15 dollars, lost 9 of them ; h had he left?

3. David and William counted their apples; D 35, and William had 17 less; how

many

had Willis 4. A man owing 48 dollars, paid 29; how man then owe?

5. A man owing 48 dollars, paid all but 19; h

did he pay?

6. A man owing a sum of money, paid 29 do then he owed 19; how many did he owe at first ?

7. A man being asked how old he was when he ried, answered, that his present age was sixty-fo and that he had been married 37 years; what was when he was married ?

8. A man being asked how long he had been answered, that his present age was sixty-four years, he was twenty-seven years old when he was marr long had he been married? 9. A man being asked his age, answer

wered, that I years old when he was married, and that he had b ried 37 years. What was his age ?

10. A man bought a piece of cloth containing and sold 45 yards of it; how many yards had he le

11. A merchant bought a piece of cloth for one and fifteen dollars, and sold it again for one hun thirty-eight dollars. How much did he gain by the

12. A merchant sold a piece of cloth for 13 which was 23 dollars more than he gave for it; h did he give for it?

13. A merchant bought a piece of cloth for 11. and sold it so as to lose 23 dollars. How much di it for? 14. A m

bought a quantity of wine for 753 di not being so good as he expected, he was willing 1 dollars in the sale of it; how much did he sell it f 15. A man owing two thousand, six hundred,

* See First Lessons, sect. 1.

three dollars, paid at several times as follows; at one time iwo hundred and seventy-five dollars ; at another fifty-eight dollars ; at another seven dollars; and at another one thousand and sixty-seven dollars; how much did he then owe ?

16. From Boston to Providence it is 41 miles, and front Boston to Attleborough (which is upon the road from Boston to Providence) it is 28 miles; how far is it from Attleborough to Providence ?

17. From Boston to New York it is 250 miles; suppose a man to have set out from Boston for New York, and to have travelled 14 hours, at the rate of five miles in an hour ; how much farther has lie to travel ?

18. General Washington was born A. D. 1732, and died in 1799 ; how old was he when he died ?

19. Dr. Franklin died A. D. 1790, and was 84 years old when he died ; in what year was he born ?

20. A gentleman gave 853 dollars for a carriage and two horses ; the carriage alone was valued at 387 dollars ; what was the value of the horses ? How much more were the horses worth than the carriage ?

21. A man died leaving an estate of eight thousand, four hundred, and twenty-three dollars ; which he bequeathed as follows; two thousand, three hundred dollars to each of his two daughters, and the rest to his son; what was the son's share ?

22. A gentleman bought a house for sixteen thousand, and twenty-eight dollars; a carriage for three hundred and eight dollars, and a span of horses for five hundred and eighty-three dollars. He paid as follows; at one time ninety-seven dollars; at another, one thousand, and eight dollars; and at a third, four thousand, two hundred, and six dollars. How much did he then owe ?

23. In Boston, by the census of 1820, there were 43,278 inhabitants; in New York, 123,706. How many more inhabitants were there in New York than in Boston ?

24. In Boston, by the census of 1810, the nuniber of inhabitants was 33,250; and in 1820 it was 43,278. What was the increase for 10 years ?

25. A merchant bought 2 pipes of brandy for 642 dollars and retailed it at 3 dollars a galion. How much did he gain ?

26. A man bought 359 kegs of tobacco, at 9 dollars a keg; 654 barrels of beef, at 8 dollars a barrel ; 9 kags of coffer', at 29 dollars a bag Tn exchange he gave 3 hhds.

per cwt.

of brandy, at 2 dollars a gallon ; 473 cwt. of sugar, at lars

How much did he then owe ? 27. A man bought 7 lb. of sugar, at $0.125 per gals. of molasses, at 0.375 per gall. ; 5 lb. of raisi $0.14

per Ib.; 1 bbl. of four, for $6.00. He paid dollar bill; how much change onght he to receive bac

28. Two merchants, A and B, traded as follows; ? B 24 pipes of wine, at $1.87 per gal.; and B sold hhds. of molasses, at $47.00 per hhd. The balance paid in money; how much money was paid, and whic ceived it?

29. A merchant sold 35 barrels of flour, at 7 dollai bacrel ; but for ready money he made 10 per cent. disc How much did the flour come to after the discount made?

30. A merchant bought 15 hhds. of wine, at $2.00 gallon ; but not finding so ready a sale as he wished, he obliged to sell it so as to lose 8 per cent. on the cost. much did he lose, and how much did he sell the whole

31. Suppose a gentleman's income is $1,836.00 a and he spends $3.27 a day, one day with another; much will he spend in the ycar? How much of his in wi'l he save ?

32. What is the difference between 487,063 and 24,7
33. How much larger is 380 064 than 87,065 ?
34. Ilow much smaller is 8.756 than 37,005,078 ?
35. llow much must you add to 7,64:3 to make 16,45

36. How much must you subtract from 2,483 to le 527 ?

37. If you divide 3,880 dollars between two men, giv one 1,907 dollars, how much will you give the other?

38. Subtract 38,500 from 90,000. 39. Subtract 20,076 from 180,003.

40. A man having 1,000 dollers, gave away one doll how many dollars had he left ?

41. A man having $1,000.00, lost seventeen cents, 1 much had he left ?

42. What is the difference between 13 and 800,060 ? 43. What is the difference between 160,000 and 70 ? 44. How much must you add to 123 to make 10,000 ?

45. A man's income is 32,738.43 a year, and he sper $1,897.57; how much does he save ?

46. Subtract 93 from 80,040.

47. A merchant shipped molasses to the amount of $15,000.00, but during a storm the master was obliged to throw overboard to the amount of $853.42; what was the value of the remaining part ?

48. A man bought goods to the amount of $1,153.00, at 6 months' credit, but preferring to pay ready money, a discount was made of $35.47. What did he pay for the goods ?

49. Subtract one cent from a thousand dollars.

DIVISION

IX. 1. How many oranges, at 6 cents apicce, can you buy for 36 cents ?

2. How many barrels of cider, at 3 dollars a barrel, can be bought for 27 dollars ?

3. How many bushels of apples, at 4 shillings a bushel, can you buy for 56 shilings?

4. How many barrels of flour, at 7 dollars a barrel, can you buy for 98 dollars ?

5. How many dollars are there in 96 shillings ?

ENGLISH MONEY.

12 pence

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4 farthings (gr.) make 1 penny, marked d.

1 shilling 20 shillings

1 pound 21 shillings

1 guinea. This money was used in this country until A. D. 1786, when, by an act of Congress, the present system, which is called Federal Money, was adopted. Some of these denominations, however, are still used in this country, as the shilling and the penny, but they are different in value froin the English. In English money 4s. 6d. is equal in value to the Spanish anıl American dollar. But a dollar is called six shillings in New England; eight shillings in New York ; and 7s. 6d. in New Jersey. The English guinea is equal 10 28s. in New England currency.

The dollar will be considered 6s. in this book, unless notice is given of a different value.

6. How many pence are there in 84 farthings ?

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