the remainder to the eldest; how much does he give the eldest?

NOTE. -The whole of any thing is of course 100 per cent. of itself.

17. If I give away 25 per cent. of my money to A, and 20 per cent. to B, and lend 55 per cent. to my brother, how much do I have left?

18. Bought a drove of cattle; in the first town I passed through, I sold 25 per cent. of them, and afterwards lost 8 per cent. of them; what per cent. of the drove had I then left?

19. If I draw 23 per cent. of my money out of the bank where it is placed, how much remains there?

20. If I borrow $70, and pay 6 per cent. a year for the use of it, how much do I pay in 6 years? 21. How much is 4 times 7 per cent. of $50? 22. How much is 8 times 6 per cent. of $80? 23. How much is 9 times 5 per cent. of $60? 24. How much is per cent. of $100? Of $10?

Of $1?

25. How much is

Of $1?

per cent. of $200? Of $20?

26. How much is 5 times 3 per cent. of 150 pounds?

27. How much is 6 times 5 per cent. of 225 yards?

28. What is the commission for selling goods to the amount of $ 500, at 21 per cent. commission? 29. A city broker exchanged $400 on a country bank, at per cent.; what did he get for his trouble? 30. A man having $200 in uncurrent bank-bills, paid 11 per cent. to have them exchanged for cur rent money; how much did he pay?

31. How much is 4 times 6 per cent. of 200? 10 times 5 per cent. of 100?

LESSON XLI.

1. What part of any thing is 10 per cent.?

NOTE. Since 1 per cent. is Too, 10 per cent. is 10 times τόσ = 100 = 10.

10

2. What part of any thing is 12 per cent.? 3. What part of any thing is 20 per cent.? 4. What part of any thing is 25 per cent.? 5. What fraction is 4 times 6 per cent.? 6. What fraction is 5 times 8 per cent.? 7. What part of a ton is 24 per cent. of 75 per cent.?

NOTE. of 75 per cent. = 25 of 75 per cent.

cent.

=

18 per

8. What part of a drove of sheep is 20 per cent. of 80 per cent. of it?

9. What part of a ship is 25 per cent. of 50 per cent. of it?

10. What per cent. of any thing is of it?

NOTE. Since 100 per cent. = the whole of any thing, of any thing of 100 per cent. = = 25 per cent.

=

of it?

of it?

11. How many per cent. of any thing is 12. How many per cent. of any thing is 13. A man lost of his money; what per cent. did he lose?

14. If a man pays of his yearly income for board, what per cent. does he have left for other purposes?

15. How many per cent. of any thing is § of it? of it?of 3 of it?

16. In a certain school, 20 per cent. are in the first class, of the remainder in the second class, and the rest in the third class, which has two equal

divisions; what fraction of the school is in each division?

17. What per cent. of 24 is 6?

NOTE.

6 is 2 of 24=† of 24; and † of 100 per cent. = 25 per cent.

Of 50 is 5?

10? 8? 20? 14? 21? 36? Of 28? Of 49?

18. What per cent. of 10 is 2? 19. What per cent. of 25 is 5? 20. What per cent. of 42 is 7? 21. 7 is what per cent. of 14? Of 70? 22. $25 is twice what per cent. of $150? is what per cent. of 12 ?

23.

per cent.?

28. of 15 per cent. is what per cent. of 18 per cent. ?

29. of 16 per cent. is what per cent. of 24 per cent. ?

30. If a miller takes out 4 quarts for every bushel he grinds, what per cent. toll does he take? 31. If of a hogshead of sugar is sold, and of the remainder is rendered unsalable, what per cent. is the remainder?

32. of is what per cent. of &?

33. Sold, from a box of sugar containing 150 pounds, at one time 20 pounds, and at another time 30 pounds; what per cent. of the whole was sold? 34. Of 120 yards of cloth there have been sold 108 yards; what per cent. of the whole remains unsold?

LESSON XLII.

1. 12 is 6 per cent. of what number?

NOTE. 200.

6

- Since 12, 100=2, and 188

= 100 times 2

2. 15 is 10 per cent. of what number? 3. 20 is 5 per cent. of what number? 4. 1 is 12 per cent. of what number? 5. is 7 per cent. of what number?

6. 24 is 40 per cent. of what number?

7. Sold rye so as to gain 25 cents a bushel, which was 20 per cent. of what it cost; what did it cost?

8. Paid 80 cents for making a vest, which was 20 per cent. of the cost of the cloth; what was the cost of the cloth?

9. Bought a horse for $160, which was 20 per cent. less than his true value; what was his true value?

10. If I buy a carriage for $228, at 24 per cent. less than what I can sell it for, what can I sell it for?

11. A sells a lot of dry goods for $50, at 30 per cent. above cost; what did the goods cost him?

12. A sells B a watch, and gains 10 per cent.; B sells it again to C, and gains 20 per cent.; C pays $110; how much did it cost A?

13. Bought a cargo of flour, at 20 per cent. less than $7 a barrel, and sold it at 4 per cent. more than $7 a barrel; what per cent. was gained?

14. Sold 2 horses, at $200 apiece; on one there was a gain of 20 per cent., and on the other a loss

of 20 per cent.; was there a gain or a loss on the sale of the two, and of how much?

15. An apple-woman bought apples at 60 cents a hundred, and sold them at 1 cent apiece; how much per cent. did she gain?

16. When cloth is bought at $1.20 per yard, and sold at $1 per yard, how much per cent. is the loss?

17. Bought cloth at 80 cents per yard, and sold it at $1 per yard; how much per cent. is gained?

18. If a horse be bought for $ 80, and a cow for $25, and sold so as to gain 16 per cent., how much is received for them both?

19. Bought a horse for $200, which was 20 per cent. less than his worth, and sold him at 95 per cent. of his value; how much was gained?

20. If a barrel of flour is bought for % of its market price, and sold for 4 per cent. more than the market price, how much per cent. is gained?

21. What per cent. does a merchant lose, who sells corn at 80 cents a bushel which cost him 90 cents?

22. Bought 12 barrels of flour for $110, and sold the same again for $9.50 a barrel; how much was the gain or loss?

23. I have a house which brings in 4 of its value every 6 years; how much per cent. do I gain on it a year?

24. A bought goods for $100, and sold them to B so as to gain 10 per cent.; B sells them again to C, and gains 20 per cent.; how much did C pay? How much in money could A have made, if he had sold them himself to C, at the same price C paid?

25. A bought goods, and sold again to B at 10 per cent. more than he gave; B sells to C, and makes 20 per cent.; how many per cent. would A