21. Bought 9 yards of broadcloth, at 8 dollars a yard, and paid for it with flour, at 12 dollars a barrel; how many barrels did it take?

22. 9 times 8 are how many times 242? 23. 9 times 11 are how many times 33 ÷ 3? 24. 10 times 6 are how many times 20 ÷ 4? 25. 11 times 10 are how many times 45 ÷ 9 ? 26. 11 times 12 are how many times 42 ÷ 7? 27. 12 times 7 are how many times 24 ÷ 6 ? 28. 12 times 8 are how many times 54 ÷ 9 ? 29. When oranges are 5 cents apiece, and pineapples 10 cents apiece, how many oranges will cost as much as 6 pine-apples?

30. Bought 12 buffalo robes, at 12 dollars apiece, and paid for them with wood, at 6 dollars a cord; how many cords did it take?

31. How many yards of broadcloth, at 5 dollars a yard, will it take to pay for 11 tons of hay, at 10 dollars a ton?

32. A man bought 12 bushels of wheat, at 2 dollars a bushel, and 4 yards of cloth, at 3 dollars a yard, and paid for them in work, at 9 dollars a week; how many weeks did he work?

33. 2 men bought a cow for 40 dollars, and a horse for 80 dollars; they sold the cow for 30 dollars, and the horse for 100 dollars; what was each man's share of the gain?

34. How much butter, at 20 cents a pound, must be given for 8 yards of calico, at 15 cents a yard?

35. Bought 6 barrels of pork for 120 dollars; at how much a barrel must it be sold to gain 2 dollars a barrel?

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36. Bought 15 yards of cloth, at 6 dollars a yard, and 4 yards more, at 5 dollars a yard, and paid for the whole in hay, at 11 dollars a load; how many loads did it take?

LESSON XVIII.

1. If 4 barrels of apples cost 8 dollars, what cost 5 barrels ?

NOTE. -If 4 barrels cost 8 dollars, 1 barrel will cost one fourth of 8 dollars, which is 2 dollars, and 5 barrels will cost 5 times 2 dollars, which are 10 dollars.

2. If 3 pounds of butter cost 36 cents, what cost 5 pounds?

3. When 10 cents are paid for 5 rolls of candy, how much must be paid for 6 rolls?

4. When 5 yards of broadcloth cost 15 dollars, what will 9 yards cost?

5. If 4 tons of hay cost 40 dollars, what cost 3 tons?

6. When 7 quarts of fruit bring 35 cents, how much do 5 quarts bring?

7. If 6 barrels of soap cost 24 dollars, what cost 8 barrels ?

8. If 8 bushels of wheat cost 16 dollars, how much will 7 bushels cost?

9. What will 9 quarts of milk cost, if 10 quarts cost 50 cents?

10. If a horse trot 36 miles in 6 hours, how many miles will he trot in 11 hours?

11. What will 12 yards of broadcloth cost, if 15 yards cost 75 dollars?

12. If a man can earn 90 dollars in 9 weeks, how many dollars can he earn in 6 weeks?

13. If 3 pounds of cheese cost 42 cents, what will 6 pounds cost?

*When any number or thing is divided into four equal parts, one of those parts is called one fourth; when into two equal parts, one of those parts is called one half; when into three equal parts, one of those parts is called one third, &c.

14. What cost 20 yards of cambric, if 6 yards cost 60 cents?

15. What cost 17 weeks' board, if 9 weeks' cost 27 dollars?

16. How many oranges can be bought for 63 cents, at the rate of 4 for 9 cents?

17. What cost 4 tons of coal, at the rate of 10 tons for 70 dollars?

18. If you should buy 60 pears, at the rate of 4 for 3 cents, and sell them at the rate of 5 for 4 cents, how much would you make by the operation?

19. When 56 cents are paid for 4 dozen of eggs, how much must be paid for 10 dozen?

20. How many pounds of veal can be bought for 96 cents, when 9 pounds cost 72 cents?

21. When 4 quarts of vinegar can be bought for 36 cents, how many quarts can be bought for 108 cents?

22. When 7 yards of cotton cloth can be bought for 84 cents, how many yards can be bought for 120 cents?

23. What will 19 pounds of chalk cost, if 13 pounds cost 65 cents?

24. When wheat is sold at the rate of 6 bushels for 12 dollars, how many bushels must be given for 4 cords of wood, at 5 dollars a cord?

25. If 8 dozen of eggs are sold for 96 cents, how many dozen will it take to buy 6 yards of gingham, at 18 cents a yard?

26. If it take 4 men 8 days to do a piece of work, how long will it take 16 men to do it?

27. How many men in 8 days can do a piece of work, which will require 16 men 2 days to do? 28. If 12 barrels of flour cost 84 dollars, what will 7 barrels cost? 11 barrels ? 6 barrels? 10

barrels? 9 barrels ?

29. If 9 men can dig a ditch in 8 days, how long will it take 12 men to dig it?

30. How many books, at 6 dimes each, will 9 books, at 4 dimes each, pay for?

31. A can travel at the rate of 5 miles an hour, and B7 miles; they set out from the same point, and in the same direction, but B starts after A has travelled 30 miles; how long will it take B to overtake A?

32. William can run 40 rods in 5 minutes, and Jason the same distance in 4 minutes; how long will it take Jason to gain 30 rods on William ?

33. Three men buy a horse, A paying 12 dollars, B twice as many lacking 4 dollars, and C twice as many as both of the others; what would have been the cost to each if the expense had been shared equally?

34. If 3 cords of wood are worth 18 dollars, and 10 cords are given for 12 thousand of shingles, how much are the shingles a thousand?

35. How much rye, at 9 dimes a bushel, must be given for 27 bushels of buckwheat, at 3 dimes a bushel?

36. If 2 bushels of oats are worth 1 bushel of corn, and 2 bushels of corn are worth 1 bushel of wheat, how many bushels of wheat are worth 20 bushels of oats?

37. If 6 men can reap a field in 4 days, in how many days can 8 men reap it?

38. When 3 pounds of cheese cost as much as 1 pound of butter, and 3 pounds of butter as much as 1 pound of tea, how many pounds of tea cost as much as 81 pounds of cheese?

39. If a cistern, capable of holding 60 gallons, has a pipe by which 10 gallons can run into it in one hour, and another pipe by which 5 gallons can run out of it in the same time, when both pipes are running in what time will the cistern be filled?

NOTE. - Dollars and cents written together are separated by a point (.); thus, $4.50 is read 4 dollars 50 cents.

1. How many mills in 1 cent? In 2 cents? In 9 cents? In 12 cents?

2. How many cents in 10 mills? In 20 mills? In 47 mills? In 80 mills?

3. How many cents in 1 dime? In 3 dimes? In 7 dimes? In 11 dimes? In 14 dimes?

4. How many dimes in 10 cents? In 20 cents? In 43 cents? In 90 cents? In 100 cents? 110 cents? In 150 cents?

In

5. How many dimes in $1? In $3? In $7? 6. How many dollars in 1 eagle? In 2 eagles? In 7 eagles? In 11 eagles?

lars?

In 20 dol

7. How many eagles in 10 dollars? In 70 dollars? In 120 dollars? How many cents in $1? In $2? In $5? In $9?

8.

9.

How many dollars in 100 cents? In 200 cents? In 700 cents? In 900 cents?

10. At 5 mills a yard, how many cents will 20 yards of tape cost?

11. At 2 dimes a pound, how many dollars will 30 pounds of spice cost?

12. When butter is 2 dimes a pound, how many pounds will $5 buy?

13. If 7 pounds of beef cost 70 cents, how many pounds can be bought for 1 eagle?