182. Oral Problems.

1. At $3 each, how many chairs can be bought for $18?

2. How much will 4 tables cost at $5 each?

3. If 8 hats cost $16, how much will 1 hat cost?

4. At $4 each, how many desks can be bought for $12?

5. How much will 6 tablets cost at 3¢ each?

6. How many pencils at 2 each can be bought for 8¢?

7. At the rate of 4 for 124, what is the cost of 1 pencil?

8. If 3 packages of popcorn cost 154, what is the cost of 1 package?

9. How much will 3 boxes of berries cost at 6¢ per box?

10. Four boys rode on a street car. They paid 5¢ each. How much did it cost the four boys?

11. Mary spent 3 weeks with her aunt. How many days did she spend with her?

12. George paid 21¢ for 3 tablets. How much was this for each tablet?

13. Ethel walks 2 miles to school. How far does she walk in going and coming each day? How far does she walk in 1 week?

14. Frank is 7 years old. His brother is 21 years old. His brother is how many times as old as Frank?

183. Written Problems.

1. A boy rode 15 miles in 3 hours. What was the average rate per hour?

2. A train runs 96 miles in 4 hours. What is the average rate per hour?

3. A grocer sold $1380 worth of goods in 6 days. Find the average daily sales for the week.

4. George weighs 84 lb.; Walter weighs 76 lb. How much will the two boys together weigh? What is the average weight of the two boys? Which of the boys weighs more than the average weight?

5. There are 50 pupils in Room A; 43 pupils in Room B; 40 pupils in Room C; and 39 pupils in Room D. How many pupils are there in the four rooms? Find the average number of pupils in a room. Which of the rooms have more than the average number of pupils? Which have less than the average number? Has any room the average number of pupils ?

6. A farmer sold a grocer 7 lb. of butter at 23¢ a pound. What was the value of the butter? The farmer bought of the grocer 2 lb. of coffee at 25¢ a pound, and 3 lb. of tea at 35¢ a pound. What was the value of the coffee and tea? Did the farmer owe the grocer or the grocer owe the farmer, and how much?

7. Find of $1760. Find of $1600.

8. Which is the more, of $120 or of $176?

3's,

and

7. In 24 there are 3's. In 25 there are

remainder.

8. What is of 20?

What is of 21?

9. What is the ratio of 5 to 20? Of 20 to 5?

10. How many $5 units are there in $25?

11. How many $1 units are there in $25?

12. How many units of 3 feet are there in 24 feet? 13. How many times must the yardstick be applied in measuring 24 feet?

14. Nine feet are of.

$4 are of $-.

15. There are 24 hours in one day. How many hours are there in of a day?

16. A boy had 20. He bought a tablet that cost of his money. What was the cost of the tablet ?

The boy had ¢ left.

17. What is

of 204? What is of 20?

185. Study Exercises.

3)24 3)27 4)20 8)24 9)27 5)20 5)25

3)25 3)28 4)21 8)25 9)28 5)21 5)26 3)26 3)29 4)22 8)26 9)29 5)22 5)27

Study the above exercises until you can give the quotients without hesitation.

Give the quotients and the remainders, if any.

Give the quotients with the remainders expressed as fractions. Review Exercise 168, p. 124.

187. Write in a column and add: 1. $1045, $72.05, $108.75, $ 9.18, $.75, $704. 2. $304.50, $40.20, $1000, $.85, $19.90, $1.25. 3. $6.40, $200.45, $3.05, $89.26, $6, $600, $8.30.

4. $300, $8, $4000, $.12, $20, $10.50, $ .64.

189. Written Exercises.

1. Multiply $6.50 by 3.

MODEL: $6.50

Multiply as in previous exer

3 cises, and point off two places

190. Written Problems.

Give the analysis for each:

1. At $4.75 each, what will be the cost of 3 sheep? 2. What will be the cost of 4 chairs at $3.25 each? 3. At $42.50 each, what will be the cost of 4 cows? 4. A boy earns $15.75 a month. How much will he earn in 3 months?