4. Give the weights in pounds of the first two pupils in your row.

5. Give the total weight of 4 pupils in your class.

Avoirdupois Weight — Oral

289 1. How many ounces in 1 lb. ? 2. How many ounces in

3. How many ounces in

lb. ?

lb. ?

4. What part of a pound is 8 oz.?

5. What part of a pound is 4 oz.?

6. What weight is used in weighing coal? 7. How many pounds in a ton?

8. How many pounds in

T.? In T.?

AVOIRDUPOIS WEIGHT

16 ounces (oz.) = 1 pound (lb.) 100 pounds = 1 hundred weight (cwt.)

20 hundred weight or 2000 pounds = 1 ton (T.)

Oral Problems

290. 1. Rice costs 4 a lb. How many pounds can be bought for 48¢?

2 How many ounces of rice can be bought for 2 if it cost 4 per lb. ?

3. A half pound of coffee cost 28. How much coffee can be bought for 84 ?

4. How many pounds of sugar at 6¢ a pound will pay for 8 qt. of strawberries at 9 a quart?

5. If 25 lb. of flour cost $1, how much will 100 lb. cost?

6. A boy bought the following articles at the grocery store:

5 lb. sugar at 6 per pound.

2 lb. of butter at 30 per pound.

He gave the storekeeper $1 bill. How much change did he receive?

7. If a pound of tea costs 60%, how many pounds can be bought for $2?

8. If lb. of cheese costs 10, how much must be paid for 2 lb. ?

9. A liveryman bought 350 lb. of pressed hay for $3.50. How much did it cost him per lb. ?

10. A farmer seeded 5 A. with bluegrass seed, using 25 lb. to the acre. How many pounds of seed did he use?

11. A farmer has 100 lb. of timothy seed. If it requires 20 lb. of seed for an acre, how many acres can he seed?

12. A seed dealer has 600 lb. of alfalfa seed which he puts up in sacks holding 30 lb. How many sacks does he fill?

13. How many hundredweight in 2 T. of coal? 14. How many pounds in 2 T. of coal? 15. How many pounds in T. of coal?

The Months- Drill Device

293. "Thirty days hath September," etc.

To tell the number of days in a month, touch the knuckles and hollows in the closed hand as

months containing 31 days.

How many days in

1. February of the present year?

2. The present year?

3. A leap year?

4. June and July?

5. September and November?

6. July and August?

7. April, June, and September?

8. January, March, and August?

Written Exercises

What is the

294. 1. A farmer loads his wagon with 9 sacks of potatoes, each weighing 125 lb. total weight of the load of potatoes? pounds does it lack to make 1 T.?

How many

2. If a limb of a tree can carry 1000 lb., how many boys weighing 100 lb. each will it support?

3. What is the weight of 7 hams, each weighing 15 lb.?

4. A barrel of flour weighs 196 lb. What is the weight of 7 bbl.?

5. If a barrel weighs 13 lb. when empty, and 319 lb. when filled with sugar, what is the weight of the sugar?

6. If 6 boys weigh 486 lb., what is the average weight of 1 boy?

7. A boy carries 8 pails of water, each weighing 65 lb. How many pounds did he carry?

8. From a ton of coal a man sold 6 sacks of coal each weighing 123 lb. How much coal is left?

9. A well-balanced daily ration for dairy cattle is made up of 20 lb. of hay, 4 lb. of oats, 4 lb. of corn for each cow. What is the total number of pounds of fodder required for one day for nine Cows?

10. Give the total number of pounds of fodder for 1 cow for 1 wk. For 4 wk.

11. Give the total number of pounds of fodder required for 12 cows for 1 wk. For 4 wk.