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8. In 5325 mills, how many dollars, cents, and mills ?

Ans. $5.325. 9. In 63257 mills, how many dollars, cents, and mills?

10. In 75325 cents, how many dollars and cents ?

11. If 1 bushel of wheat cost $1.125, what will 8 bushels cost ?

12. If i bushel of wheat cost $1.05, what will 10 bushels cost ?

13. If 1 bushel of wheat cost $1.05, what will 100 bushels cost?

14. If 8 bushels of wheat cost $9, what cost 1 bushel? 15. If 8 bushels of wheat cost $9, what cost 35 bushels ?

16. If 10 bushels of wheat cost $10.50, what cost 53 bushels ?

17. Bought dry goods for $243.37; groceries for $146.294; hardware for $71.96; notions for $21.512. What was the amount of the bill? Sold the same at a profit of $157.192. What did I sell the whole for ?

18. If 5 lbs. sugar cost 50 cents, what will 6 lbs. cost? 7 lbs.? 8? 9? 10 ? 11 ? 12 ?

1.9. If 6 lbs. cost 72 cts., what will 7 lbs. cost ? 8 lbs. ? 9? 10 ? 11 ? 12 ?

20. In 15 farthings, how many pence?

Ans. 33 pen

21. In 18 farthings, how many pence? How many pence in 21 far. ? 23 ? 25 ? 27 ? 29 ? 31 ? 33? 34? 35 ?

22. How many shillings in 25 pence? in 28 ? 35 ? 38 ? 45 ? 51 ? 56 ? 65 ?

23. How many pounds in 35 shillings? in 40? 50 ? 60 ? 65? 70? 75 ? 80 ? 85 ? 90 ? 95 ? 100 ? 105 ? 110? 120 ?

24. How many farthings in £9 13s. 9d. 3 far.?

25. How many pounds, shillings, pence, and farthings in 37864321 farthings?

26. Multiply £4 88. 9d. 3 far. by 9. 27. Divide £25 9s. 4d. 1 far. by 13 ?

AVOIRDUPOIS, OR COMMERCIAL WEIGHT,

is used in commercial transactions, when goods are bought or sold in quantity, and for all metals except gold and silver.

TABLE.

16 drams (dr.) = 1 ounce (oz.)
16 ounces = 1 pound (16.).
25 pounds = 1 quarter (gr.).

4 quarters = 1 hundredweight (cwt.).
20 cwt. = 1 ton (T.).

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[blocks in formation]

is used for gold, silver, and jewels; also in philosophical experiments.

TABLE.
24 grains (gr.) = 1 pennyweight (pwt.).
20 pennyweights = 1 ounce.
12 ounces

= 1 pound.

[blocks in formation]

6 oz.

Reduce 5 lb.

10 pwt. 16 gr.
12
66 Add the 6 oz.

20
1330 Add the 10 pwt.

24
31936

Add the 16 gr.
Reduce 31936 grs. to the original denominations.

24 ) 31936 gr.
20 ) 1330
12 ) 66

10 pwt.
5 lb. 6 oz. 10 pwt. 16 gr.

. 16 gr.

DIAMOND WEIGHT.

Used for diamonds and other precious stones

TABLE,
7
16 parts = 1 grain = .8 grain Troy.
4 grains = 1 carat = 3.2 grains Troy.

APOTHECARIES WEIGHT is used by druggists in putting up prescriptions; the pound, ounce, and grain are the same as in Troy Weight

[blocks in formation]

1 lb. 12

12 3

8
96 3

3
288 0

20

20 ) 5760 gr.
3 ) 288 D

8 ) 963
12 ) 12 3

1 lb.

5760 gr.

APOTHECARIES FLUID WEIGHT is used for liquids in medical prescriptions.

TABLE.
yt 60 minims (m) = 1 fluid dram (f 3).

8 fluid drams = 1 fluid ounce (f3 ).
16 fluid ounces

= 1 pint (O.). 8 pints

= 1 gallon (Cong.). For ordinary use, 1 teacup = 2 wine glasses = 8 tables spoons = 32 tea-spoons

-=

= 4f3.
COMPARISON OF WEIGHTS.
X 1 lb. Avoirdupois = 7000 gr. Troy.
1 lb. Troy

= 5760 gr. Troy, X

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.

LINEAR MEASURE

is used for lengths and distances.

TABLE.
12 inches (in.) = 1 foot (ft.).
3 feet

= 1 yard (yd.).
54 yds., or 161 ft. = 1 rod (rd.).
40 rods

= 1 furlong (.fur.).
8 furlongs = 1 mile (m.).
3 miles

= 1 league (lea.).

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