20. How many are 3 times 10? 3 times 7?-Then how many are 3 times 17? 21. How many are 2 times 10? how many are 2 times 18? 22. How many are 5 times 10? how many are 5 times 19?. 2 times 8?—Then 5 times 9-Then 23. How many are 4 times 10? 4 times 9?-Then how many are 4 times 19? SECTION 3. 1. Albert spends 11 cents every month, for stationary. How many cents will he spend in 3 months? 2. How many are 2 times 11? 3 times 11? 4 times 11? 5 times 11 6 times 11? 7 times 11? 8 times 11? 9 times 11? 10 times 11? 3. If you should write 11 copy-lines every day, how many copy-lines would you write in 10 days? 4. If a pound of Malaga raisins cost 12 cents, how many cents will 4 pounds of raisins cost? 5. How many are 2 times 12? 3 times 12? 4 times 12? 5 times 12? 6 times 12? 7 times 12? 8 times 12? 9 times 12? 10 times 12? 6. If you should read 12 verses every morning, how many verses would you read in 9 mornings? 7. Suppose a steam boat will go 13 miles in an hour;how many miles will it go in 5 hours? 8. How many are 2 times13? 3 times13? 4 times 13? 5 times 13? 6 times 13? 7 times 13? 8 times 13? 9 times 13? 10 times 13? 9. If a labourer can earn 13 dollars in a month, how. many dollars can he earn in 8 months? 10. If it take 14 men to navigate one ship, how men will it take to navigate 6 ships? many 11. How many are 2 times 14? 3 times 14? 4 times14? 5 times 14? 6 times 14? 7 times 14? 8 times 14? 9 times 14? 10 times 14? 12. If a pound of honey be worth 14 cents, how many cents are 7 pounds of honey worth? 13. If a carpenter can make 15 hat boxes in a day, how many hat boxes can he make in 2 days? 14. How many are 2 times 15? 3 times 15? 4 times 15? 5 times 15? 6 times 15? 7 times 15? 8 times 15? 9 times 15? 10 times 15? 15. If a shoemaker make 15 pairs of shoes in a week, now many pairs will he make in 10 weeks? 16. How much would a man earn in 3 months, provided his wages were 16 dollars a month? 17. How many are 2 times 16? 3 times 16? 4 times 16? 5 times 16? 6 times 16? 7 times 16? 8 times 16? 9 times 16? 10 times 16? 18. How much would a man spend in 9 months, if his expenses were 16 dollars month? 19. If 17 barrels of flour can be carried on one wagon, how many barrels may be carried on 4 wagons? 20. How many are 2 times 17? 3 times17? 4 times 17? 5 times 17? 6 times 17? 7 times 17? 8 times 17? 9 times 17? 10 times 17? 21. If one hogshead of molasses be worth 17 dollars, what is the value of 8 hogsheads of molasses? 22. If 5 men should pay me 18 dollars apiece, how many dollars should I receive from them all? 23. How many are 2 times 18? 3 times 18? 4 times18? 5 times 18? 6 times 18? 7 times 18? 8 times 18? 9 times 18? 10 times 18? 24. If I should pay to 7 men, 18 dollars apiece, how many dollars should I pay to all of them? 25. How much would a farmer get for 3 cows, if he should sell them for 19 dollars apiece? 26. How many are 2 times 19? 3 times 19? 4 times 19? 5 times 19? 6 times 19? 7 times 19? 8 times 19? 9 times 19? 10 times 19? 27. If you answer 19 questions at every recitation, how many would you answer in reciting 6 times? 28. Paper is generally packed in reams, of 20 quires each. How many quires are there in 4 reams? 29. How many are 2 times 20? 3 times 20? 4 times 20? 5 times 20? 6 times 20? 7 times 20? 8 times 20? 9 times 20? 10 times 20? 30. If a trader make 20 cents on every pound of tea he sells, how much will he make on 5 pounds. SECTION 4. 1. An ounce is a small weight, 16 of which make a pound. How many ounces of tea are there in 3 pounds and 9 ounces of tea? Solution. In 1 pound there are 16 ounces, and in 3 pounds there are 3 times 16 ounces. 3 times 16 ounces are 48 ounces. 48 ounces and 9 ounces are 57 ounces. 2. How many ounces in 8 pounds and 4 ounces? 3. 20 penny-weights of gold make 1 ounce. How many penny-weights in 4 ounces and 13 penny-weights? 4. How many penny-weights are there in 6 ounces and 9 penny-weights? How many 5. The brewer sells his beer by the firkin, and a firkin holds as much as 9 gallon measures. gallons are there in 10 firkins and 6 gallons? 6. In 7 firkins and 3 gallons, how many gallons? 7. 40 rods, measured by a surveyor's chain, make 1 furlong. How many rods in 3 furlongs and 17 rods? 8. In 4 furlongs and 8 rods, how many rods? 9. There are 12 months in a year. How many months are there in 6 years and 6 months? 10. In 9 years and 10 months, how many months? 11. 4 pecks of oats, peas, beans, or any other dry commodity, make 1 bushel. How many pecks of wheat are there in 6 bushels and 3 pecks? 12. In 10 bushels and 1 peck, how many pecks? 13. 12 pence, in English money, make 1 shilling. How many pence are there in 8 shillings and 6 pence? 14. In 10 shillings and 9 pence, how many pence? 15. 10 cents, in Federal money, make 1 dime. many cents are there in 7 dimes and 6 cents? 16. In 4 dimes and 8 cents, how many cents? How 17. In 1 month there are 30 days. How many days are there in 3 months and 15 days? TABLE OF FACTORS AND PRODUCTS. When two or more numbers are multiplied together, they are called Factors; and the number arising from them is called their Product. For example, 3 and 4 are factors, 12 being their product. In this table, the numbers in the top line, and those in the left hand column, stand as factors. The product of any two factors appears in the table, directly under one factor in the top line, and off against the factor in the left column. CHAP. V. DIVISION. SECTION 1. 1. A lady divided 15 peaches among some little girls, giving 3 to each girl. How many girls were there? Solution. As many times as 3 peaches are contained in 15 peaches, so many girls there were. 2. If you had 16 cents to lay out in pencils, and the price of the pencils were 4 cents apiece, how many could you buy for all the money? 3. How many times is 4 contained in 16? 4. If. 4 horses are required to draw one wagon, how many wagons might be drawn by 20 horses ? 5. How many times 4 in 20? How many are 5 times 4? 6. If a man can travel 4 miles in one hour, how many hours will it take him to travel 12 miles? 7. How many times 4 in 12? How many are 3 times 4? 8. How many yards of broadcloth, that is sold at 7 dollars a yard, can be purchased for 14 dollars? 9. How many times 7 in 14? How many are 2 times 7? 10. How many lead pencils could you buy for 18 cents, if they were sold at 6 cents apiece? 11. How many times 6 in 18? How many are 3 times 6? 12. In an orchard there are 35 trees, standing in rows, 7 trees in a row. How many rows are there? 13. How many times 7 in 35? How many are 5 times 7? 14. A man bought sheep at 4 dollars apiece, and paid for them all, 24 dollars. How many did he buy? 15. How many times 4 in 24? How many are 6 times 4? 16. A gardener set out 30 peach trees, in rows, putting 5 trees in a row. How many rows were there? 17. How many times 5 in 30? How many are 6 times 5? 18. A farmer got 36 dollars for some sheep, that he sold at 6 dollars apiece. How many were there? 19 How many times 6 in 36? How many are 6 times 6? |