6. A magazine publisher sends by mail one and three quarters tons of magazines each month. What is his yearly bill for postage?

7. Myrtle sent 12 Christmas cards (sealed), 15 postal cards, 2 packages each weighing 5 ounces, 1 package weighing of a pound, and a book weighing 15 ounces. How much did she pay for postage?

8. What postage is paid by a newspaper company on 8 copies of its daily paper if each paper weighs 4 ounces? What postage must Thomas pay if he mails 8 copies of the same paper to his friends?

9. If a copy of a monthly magazine weighs 121 ounces, what postage must the publisher pay on 800,000 copies?

CASH ACCOUNTS

In cash accounts, "Cash" may be regarded as a person who accounts for one's money. Cash is debtor to money received, and credited with money paid out.

1. Cash account of Clara Dow: Receipts: Mar. 1, 1911, on hand $0.65; Mar. 4, monthly allowance $4.00;

Mar. 11, old gold $3.50; Mar. 21, birthday present $5.00. Expenses: Mar. 2, flowers $0.50; Mar. 7, book $1.50; Mar. 10, fruit $ 0.85; Mar. 17, charity $0.60; Mar. 21, concert $0.75; Mar. 23, bag $3.00; Mar. 28, pin $4.25.

2. Cash account of Rufus Brown: Receipts: Mar. 1, 1911, on hand $ 65.00; Mar. 8, month's pay at $30.00 a week; Mar. 10, rent from house $20.00. Expenses : Mar. 4, taxes $75.00; Mar. 9, house expenses $45.00; Mar. 17, clothing $50.00; Mar. 23, repairs $5.00.

3. Cash account of a music teacher: Receipts: Mar. 1, 1911, on hand $8.50; Mar. 2, from 5 pupils, 10 lessons each, at $2.00 a lesson; Mar. 10, from 3 pupils, 20 lessons each, at $2.00 a lesson; Mar. 18, from 4 pupils, 10 lessons each, at $1.50 a lesson. Expenses: Mar. 4, living expenses $25.00; Mar. 10, tuning pianos $5.00; Mar. 15, special instruction, 10 lessons at $5.00 each.

4. Cash account of Mrs. Green: Receipts: Mar. 1, 1911, on hand $10.00; Mar. 4, rent from rooms $32.00; Mar. 15, pension $12.00; Mar. 18, sewing $9.00; Mar. 25, board $16.00. Expenses: Mar. 6, groceries $15.00; Mar. 7, provisions $18.00; Mar. 11, milk $ 2.80; Mar. 15, gas $4.50; Mar. 21, clothing $12.50.

5. Cash account of a dressmaker: Receipts: Mar. 1, 1911, on hand $10.50; Mar. 7, making 2 gowns at $15.00 each; Mar. 9, trimmings $5.80; Mar. 16, making waist $6.00; Mar. 21, cloth and making gown $28.00; Mar. 28, making 2 gowns at $18.50 each. Expenses: Mar. 4, seamstress 24 days at $1.50 a day; Mar. 17, silk and

trimmings $10.00; Mar. 24, buttons and braid $4.50: Mar 30, rent $30.00; Mar. 31, linings $3.25.

EXPENDITURES OF A PARK COMMISSION 159

EXPENDITURES OF A PARK COMMISSION

TABLE SHOWING THE AMOUNTS EXPENDED BY A PARK COMMISSION FOR MAINTENANCE AND IMPROVEMENT IN ONE YEAR

1. Find the total amount expended for labor in maintenance.

2. Find the total amount expended for material in maintenance.

3. Find the total amount expended for maintenance. 4. What was the total amount expendea for labor in improvement?

5. What was the total amount expended for material in improvement?

6. What was the total amount expended for improvement?

7. What is the sum of answers to 3 and 6? What does it represent?

8. What was the total amount expended on North Common? On each of the other parks? For other purposes?

9. Find the sum of the amounts expended.

10. Compare the answer to 9 and the answer to 7.

REVIEW EXERCISE

42

2. What is an abstract number? A concrete number? 3. Which of these numbers are prime? Composite?

84

47

37 56 63 19 39 61 4. What is a prime number? A composite number? 5. What are the factors of 24? 56? 84? 120?

6. What is meant by the factors of a number?

7. What are the prime factors of 56? 96? 144? 8. What is a prime factor?

9. What number is represented by 28 x 5?

42 × 32? By 53 × 22?

10. What does the exponent of a number tell?

By

11. What is the greatest common divisor of 12, 15, and 18? Of 24, 36, 60? Of 28, 35, 56?

12. What is the length of the longest stick that will exactly measure distances of either 15 feet, 18 feet, or 30 feet?

13. What is the least common multiple of 9, 12, 18? Of 12, 15, 20? Of 8, 16, 24?

14. Two men start from the same point and walk around a circular pond. The first makes the circuit in 12 minutes and the second in 15 minutes. How many minutes before they will come together at the starting point?

15. What is the least length of dress goods that can be woven in one piece so that it can be cut without waste into dress patterns of either 6 yards, 10 yards, or 12 yards?

FRACTIONS

1. What is a unit? A fraction?

2. In the fraction $3, what does each term show?

In a fraction what name is given:

Oral

3. To the number below the line? What does it show?

4. To the number above the line? What does it show?

5. Name the fraction which shows what part of the month of September is 1 week; 3 weeks; 1 week 5 days; 24 weeks.

6. What name is given to a fraction whose value is less than 1? Whose value is 1? Whose value is more than 1?