10. 15 men do a piece of work in 10 days. How long would it take 5 men to do the same work?

11. To make a cloak 3 yd. of cloth 1 yards wide are required. How much cloth yd. wide would be required?

12. In 3 years 4 months a gas company manufactures 4,200,000 cubic feet of gas. How many cubic feet are manfactured per year?

13. If 2 dozen hats cost $80, what will be the cost of 3 hats? 14. A boy hires a boat at 20 cents per hour. How much has he to pay if he uses it from 20 minutes before 9 A.M. until 10 minutes past 1 P.M.?

15. A and B kill an ox. A takes and B the remainder. If B's share weighs 361 lb., what is the weight of the ox?

16. A grocer buys 30 dozen eggs at 18 cents per dozen. He sells them at the rate of 15 eggs for 25 cents. What is his profit? 17. How many cents in of a dollar?

18. What fraction of 183 is 63?

63

?

18

19. A farmer buys a horse for $140, and sells it at an advance of of the cost. What is the selling price?

20. In 1893, A was 36 years old and B was 13 times as old. In 1884, B was how many times as old as A?

21. From the sum of 18,7 and 25 take their difference.

22. If 24 acres of land cost $220, what will be the cost of 177 acres? Indicate the work, and cancel.

23. A can do a piece of work in 6 days, B can do it in 6 days, C can do it in 6 days. How long will it take all three working together?

FRACTIONAL PARTS OF A DOLLAR.

641. Oral Problems.

1. How many 50-cent base-balls can be bought for $15?

(15÷1)

2. How many 75-cent base-balls can be bought for $15?

(15)

3. At 75 per lb., how much tea can be bought for $1?

4. How many hats at $1.25 each can be bought for $15? (15÷14)

5. Paid $16 for coffee at 25 per lb. How many pounds were purchased?

6. At 33 per lb., how many pounds of butter can be bought for $32?

7. Find the number of yards of ribbon, at 12 per yd., that will cost $45.

8. At 61 per bar, how many bars of soap will cost $11?

9. If 4 pieces of violet soap are sold for 25¢, how many can be bought for $9?

10. $24 is paid for corn at 75¢ per bu. How many bushels?

11. I spent $30 for lace at 66¢ per yard. How many yards did I buy?

12. For $36 how many pairs of rubber shoes can be bought at 371⁄2¢ per pair?

13. Oats are 621 per bu. How many bushels will $40 buy? 14. A farmer pays 871¢ per bu. for seed rye. If his bill amounted to $21, how many bushels did he buy?

15. A store-keeper sold $33 worth of collars, at 16 each. How many did he sell?

16. At the rate of 3 for 50, how many collars can be bought for $25?

17. Corn is worth 20 per can. How many cans will cost $32? 18. Find the cost of 35 yards of cloth, at $1.25 per yard.

19. At $1.25 per yard, how many yards of cloth can be bought for $35?

20. How many pairs of gloves, at $1.75 per pair, will cost $28? 21. When coal is $5.25 per ton, how many tons can be bought for $42?

22. Cost of 16 pairs of shoes at $2.75?

23. 33 jackets at $3.331?

24. 18 yd. cloth at $2.163?

25. Paid $26 for cloth at $2.16 per yard. How many yards did I buy?

26. Find the cost of 16 pairs of skates at $1.87 per pair.

27. If sheep cost $3.12 each, how many can I get for $75? 28. How many 25-cent balls can be bought for $8.75? 29. Divide 775 by 25.

30. Divide $8.25 by 75¢.

31. How many square feet are there in a lot 96 ft. long 25 ft. wide?

32. Find the total cost of 32 head of cattle at $75 per head. 33. How much must be paid for 32 cows at $37.50 each?

34. If sheep are worth $3.75 each, how much will a farmer receive for 32 sheep?

35. If a train goes at the rate of 25 miles per hour, how many hours will it take to go 675 miles?

1. Copy the above. Supply the missing amounts.

2. John R. Schultz has bought the following goods of Arthur B. Rowe & Co.:

Jan. 3, 1894, 50 lb. of sugar, at 51; 4 lb. of tea, at 621¢. Jan. 4, 10 lb. of coffee, at 321; 2 bbl. of flour, at $5.75. Jan. 9, 24 bars of soap, at 163; 42 lb. of starch, at 8.

Make out a bill dated Feb. 1, 1894.

3. Make out a bill for the following articles bought during March and April. Supply the names of buyer and seller, also the dates.

234 yd. of silk, at 804; 18 yd. of lace, at $2.40; 64 yd. of muslin, at 63; 8 spools of sewing silk, at 7; 4 pr. of stockings, at 65; 6 yd. of linen, at 87; doz. collars, at $2.10.

4. Make out a bill for the following goods bought June 15. 3 cases of torpedoes, at $2.20; 12 boxes of fire-crackers, at $1.62; 3 gross pin wheels, at $1.35; 5 gross sky-rockets, at $3.25; 2 doz. balloons, at $2.25; 45 lanterns, at 94.

5. How much will the following goods amount to? Make out the bill.

75 first readers at 15 cents; 48 second readers at 24 cents; 28 third readers at 37 cents; 7 dozen copy-books at 84 cents; 13 geographies at 87 cents; 43 United States histories at 65 cents.

643. United States Civil Service. Female Clerks, Treasury Depart

ment.

1. Write in figures the following numbers:

Thirteen thousand twenty-two.

Three hundred one thousand six.

Five hundred seventy-two million six hundred one.

2. Write the numbers expressed by the following figures: