66

66

The sign @ followed by a price means so much a unit. Thus, " 3 lb. steak @ $.40" means "3 lb. steak at $.40 a pound;" "6 doz. buttons @ $.20" means "6 doz. buttons at $.20 a dozen."

Find the cost of: 1. 3 lb. lard @ $.32. 2. 6 doz. eggs @ $.48. 3. 5 sheep @ $4.75. 4. 6 bureaus @ $7.75. 5. 6 cows @ $80.

6. 6 rugs @ $4.75. 13. Multiply 16 by 21.

7. 6 lb. cornmeal @ $.04.

8. 5 cans tomatoes @ $.12. 9. 6 hats @ $1.25. 10. 5 books @ $1.75. 11. 6 lamps @ $1.33.

12. 6 wagons @ $85.

2 times 16 means that of 16 is to be added to 2 times 16.

Find the cost of:

14. 81 gal. oil @ $.12.

15. 61 pk. potatoes @ $.48. 16. 81 yd. silk @ $1.20. 17. 7 yd. lace @ $.16.

18. 61 doz. bananas @ $.24.

19. 6 doz. buttons @ $.54.

SHORT FORM

16

8

32

40

20. 7 doz. buttons @ $.36. 21. 9 hours' work @ $.18. 22. 81 lb. butter @ $.48. 23. 6 yd. ribbon @ $.16. 24. 71 pk. peaches @ $.60. 25. 31 yd. muslin @ $.16.

1. The drafting room is 24 feet wide and 28 feet long. What is the distance around the room?

2. There are 7 stands in the room. $5.50. What is the cost of all?

Each one costs

3. Each stand requires a "T" square, angles, scale, erasers, thumb-tacks, etc. The instruments cost $28. What is the average cost of instruments for each stand?

4. The first class works 40 minutes on Monday and Friday of each school week. How many minutes are spent by the class during 4 school weeks?

5. Each of 7 boys requires a drafting board costing $.59; ink, paper, pencils, etc., costing $.25. What is the cost of these materials for the class?

6. The boys make 2 chairs valued at $8.75 each, 3 stands at $3.25 each, and 4 book racks at $1.25 each. What is the value of all the articles?

The Cooking Class

1. It requires 4 yd. of material to make each of these girls an apron. How much is required for the class of 7 girls?

2. At $.23 a yard for the material how much do 7 aprons cost?

3. From 9 yd. of lawn, how many caps, requiringyd. each, can be made? (Change to in.)

4. At $.18 a yard, find the cost of lawn for sleeve protectors for 7

girls, each sleeve requiringyd.

5. How many pupils can be supplied with rolling pins and pie pans out of $9, if each pin costs $.20, and each pan $.10 ?

6. Miss Dunn, the teacher, purchases the following: 7 flour cans @ $.40, 7 cake pans @ $.25, 7 sugar shakers @ $.17. Find the amount of her purchases.

7. Entertaining the directors, this class uses 7 spring chickens @ $.70, 3 pounds of rice @ $.10, 1 head cabbage @ $.08, 2 boxes tomatoes @ $.15, lb. butter @ $.48, 1 pt. cream @ $.24, and gallon ice cream @ $1.50. How much does the dinner cost them?

1. George bought a camera costing $6.12 and 6 rolls of films for $.24 each. How much change did he receive from a $10 bill?

2. Each picture was 2 inches by 31 inches. What was the number of square inches in its surface?

3. The pictures were mounted on cardboard, with a margin ofinch on each side. What was the length of the cardboard? the width? the number of square inches in the surface?

4. It cost $.18 to develop the roll of films. How much was this for each of the 6 exposures?

5. A roll of films having 6 exposures cost $.24, the developing for 6 exposures $.18, the printing of each picture $.03, and the mounting $.02. What was the total cost of each picture?

6. A picture 21 inches by 31 inches was mounted in the middle of a card 43 inches by 53 inches. How much margin was there on the card?

7. How large a card would be needed to mount a picture 6 inches by 8 inches, leaving a margin of 31 inches on each side?