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4. If 30 men can do a piece of work in 43 days, how many days will it take I man to do it?

5. If 70 men can do a piece of work in 83 days, how many men will it take to do it in one day?

6. If the pendulum of a clock swing once in a second how many times will it swing in an hour? How many times in a day? How many times in a week?

7. How many seconds are there in 10 min. 23 sec. ? 8. How many minutes are there in 7 h. 23 min. ? 9. How many minutes are there in 3d. 7 h. 43 min. ? 10. How many seconds are there in 8 d. 7 h. 3-4 min 19 sec, ?

11. A garrison of 3,000 men are to be paid, and each man is to receive 128 dollars. How many dollars will they all receive?

12. What cost 30 barrels of cider at $3.50 a barrel ?

13. There are 320 rods in a mile, how many rods are there in 7 miles? How many in 10 miles? How many in 30 miles? How many in 500 miles?

14. Multiply 34 by

15.

16.

17.

57

250

387

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13,400

8,000

VII. 1. What will 17 oxen come to at 42 dollars apiece? Note. Find the price of 10 oxen and of 7 oxen separately, and then add them together.

2. What will 34 barrels of flour come to, at $6.43 a barrel ?

Note. Find the price of 30 barrels and of 4 barrels separately, and then add them together.

3. What cost 19 gallons of wine, at $1.28 a gallon?
4. What cost 68 yards of cloth, at $9.36 a yard?

5. What will 87 thousand of boards come to, at $5.50 a thousand?

6. What will 58 barrels of beef come to, at $9.75 a barrel? 7. What will 87 gallons of brandy come to, at $1.60 a gallon?

8. A and B depart from the same place and travel in opposite directions, A at the rate of 38 miles in a day, and B at the rate of 42 miles a day. How far apart will they be at the end of the first day? How far at the end of 15 days?

9. What will 287 barrels of turpentine come to, at $3.25 a barrel ?

Note. Find the price of 200 barrels, of 80 barrels, and of 7 barrels separately, and then add them together.

10. What will 358 barrels of beef come to, at $7.55 a barrel ?

11. A drover bought 853 sheep at an average price of $3.58 apiece. What were the whole worth?

12. A merchant bought 105 hundred weight of lead, at $17.33 a hundred weight; how much did the whole come to ? 13. If a ship sail 8 miles in an hour, how many miles will she sail in a day, at that rate? How far in 127 days? 14. An army of 8,975 men are to receive 138 dollars apiece. How many dollars will they all receive?

15. An army of 11,327 men are to receive a year's pay, at the rate of 5 dollars a month for each man. How many

dollars will they all receive?

16. Bought 207 chaldrons of coal, at $12.375 a chaldron. How much did it come to?

17. Bought 857 pounds of sugar at $0.125 a pound. How much did it come to?

18. Shipped 350 casks of butter worth $14.50 a cask. What was the value of the whole ?

19. What cost 354 fother of lead, at $63.57 a fother? 20. What cost 25,837 gallons of brandy, at $2.375 a gallon?

21. If it cost $28.56 to clothe a soldier 1 year, how many dollars will it cost to clothe an army of 15,200 men the same

time?

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1. If 1 pound of tobacco cost 28 cents, what will a keg

of tobacco, weighing 112 pounds, cost?

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T.

20 hundred weight

1 ton

1 hundred weight

By this weight are weighed all things of a coarse and drossy nature; such as butter, cheese, flesh, grocery wares, and all metals except goid and silver.

2. At 12 cents per lb. how much will 1 quarter of

come to ?

sugar 3. If 1 quarter of sugar cost 7 dollars, what will 1 cwt.

cost?

4. How many pounds are there in 1 cwt.?
5. In 2 cwt. 2 qrs. how many quarters?
6. In 3 qrs. 18 lb. how many pounds?
7. In 2 cwt. 1 qr. how many pounds?

8. In 1 cwt. 3 qrs. 23 lb. how many pounds?
9. In 18 lb. how many ounces?

10. In 12 cwt. how many ounces?

11. In 14 cwt. 3 qrs. 15 lb. 8 oz. how many ounces? 12. At 9 cents a pound, what cost 3 cwt. 2 qrs. 16 lb. of sugar?

24 grains (gr.) make 1 penny-weight, marked dwt.

20 penny-weights

12 ounces

TROY WEIGHT.

1 ounce 1 pound

Oz.

lb.

By this weight are weighed gold, silver, jeweis, corn, bread, and liquors.

13. If an ingot of silver weigh 42 oz. 13 dwt., what is it worth at 4 cents per dwt.?

14. What is the value of a silver cup weighing 9 oz. 4 dwt. 16 gr. at 3 mills per grain ?

15. In 15 ingots of gold each weighing 9 oz. 5 dwt. 7 gr. how many grains?

APOTHECARIES' WEIGHT.

20 grains (gr.) make 1 scruple, marked sc.

3 scruples

1 dram

8 drams

1 ounce

12 ounces

1 pound

dr. or 3

oz. or

tb.

Apothecaries use this weight in compounding their medicines, but they buy and sell by Avoirdupois weight. Apothecaries' is the same as Troy weight, having only some dif ferent divisions.

16. In 9b. 8 3. 1 3. 2 sc. 19 gr. how many grains?

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By this measure, salt, ore, oysters, corn, and other dry goods are measured.

17. At 43 cents a peck, what cost 14 bu. 3 pks. of wheat? 18. At 3 cents a quart what will 5 bu. 2 pks. 3 qts. of salt

come to ?

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19. At 27 cents a nail, what is the price of 2 yds. 1 qr. 3 uls. of cloth.

20. It 1 qr. cost $2,50, what cost 43 ells English of broadcloth?

21. At 42 cents a nail, what cost 13 ells Fl. 3 qrs. of broadclotk ?

22. How many seconds are there in 4 years?

23. How many seconds are there in 8 y. 3 mo. 2 wks. 2 d. 19 h. 43 min. 57 sec. ?

24. How many calendar months are there from the 1st Feb. 1819, to the 1st August, 1822 ?

25. How many days are there from the 7th Sept. 1817, to the 17th May, 1822 ?

26. How many minutes are there from the 13th July, at 43 minutes after 9 in the morning, to the 5th Nov. at 19 min. past 3 in the afternoon?

27. How many seconds old are you?

128. How many seconds from the commencement of the Christian era to the year 1822?

129. At 4 cents an ounce, how much would 3 cwt. 2 qrs. 18 lb. 7 oz. of snuff come to?

30. At 28 cents a pound, what would 3 T. 2 cwt. 3 qrs. 16 lb. of tobacco come to?

31. If a cannon ball flies 8 miles in a minute, how far would it fly at that rate in 7 y. 2 mo. 3 wks. 2 days?

32. If a quantity of provision will last 324 men 7 days, how many men will it last one day?

33. A garrison of 527 men have provision sufficient to last 47 days, if each man is allowed 15 oz. a day; how many days would it last if each man were allowed only 1 oz. a day?

34. A garrison of 527 men have provision sufficient to last 47 days, if each man is allowed 15 oz. a day; how many men would it serve the same time, if each man were allowed only 1 oz. a day ?

35. If a man performs a journey in 58 days, by travelling 9 hours in a day, how many hours is he performing it?

36. If by working 13 hours in a day a man can perform a piece of work in 217 days; how long would it take him to do it if he worked only 1 hour in a day?

37. If by labouring 14 hours in a day 237 men can build a ship in 132 days, how many days would it take them, if they work only 1 hour in a day? How many men would it take to do it in 132 days, if they work only 1 hour in a day?

38. How many yards of cloth that is 1 qr. wide, are equal to 27 yaids that is 1- yd. wide?

39. If a piece of cloth that is 1 qr. wide is worth $67.25, what is a piece containing the same number of yards of the same kind of cloth worth, that is 1 yd. wide?

40. If a bushel of wheat afford 65 eight-penny loaves, how many penny loaves may be obtained from it?

41. What is the price of 4 pieces of cloth, the first containing 21 yards, at $4.75 a yard; the second containing 27 yards, at $7.25 a yard; the third containing 18 yards, at $9.00 a yard; and the fourth containing 32 yards, at $8.57 a yard?

42. A man bought 15 lb. of beef, at 9 cents a pound; 28 lb. of sugar, at $0.125 a pound; 18 gallons of wine, at

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