18. In the sum of 964 eight-pences, 964 four-pences, 964 pence, and 964 farthings, how many pounds? Ans. £5345. 19 In 222 farthings, 444 pence, 888 three-pences, and 1776 six-pences, how many pounds?

Ans. 57 14 74.

20. In 520 eight-pences, how many pounds?

Ans. 1768. NOTE. From the 13th to the 20th example inclusive, will be found the proof of those from the 5 to 12 inclusivė.

3. In 47 lb. 10 oz. how many grains? Ans. 275520 gr. 4. In 8 lb. 2 oz. 3 dwt. 16 gr. how many grains? Ans. 47128 gr.

5. In 9 lb. 7 oz. 10 dwt. of silver, how many spoons, each 5 oz. 10 dwt? Ans. 21 spoons. 6. In 9 oz. 10 dwt. of silver, how many tea spoons, each half an ounce ? Answer 19.

7. A goldsmith having 3 ingots of silver, each weighing 26 oz. 13 dwt. 8 gr. to be made into spoons of 2 oz. cups of 5 oz. salts of 1 oz. and snuff-boxes of 2 oz. and to have an equal number of each; what number will the siver make? Ans. 8 of each.

8. In 275520 grains of silver, how many pounds? Ans. 47 lb. 10 oz.

9. In 47128 grains of gold, how many pounds?

Ans. 8 lb. 2 oz. 3 dwt. 16 gr.

10. In 21 silver spoons, each weighing 5 oz. 10 dwt. how many pounds? Ans. 9 lb. 7 oz. 10 dwt.

11. In 19 tea spoons, each half an ounce, how many ounces ? Ans. 9 oz. 10 dwt.

12. How many ingots of silver, weighing each 26 oz. 13 dwt. 8 gr. will be sufficient to make spoons of 2 oz. cups of 5 oz. salts of 1 oz. and snuff-boxes of 2 oz. and to have 8 of each ? Ans. 3 ingots. NOTE. The 5 last prove the 5 preceding examples.

Of Avoirdupois Weight.

3. Reduce 3 tons of iron to drams. Ans. 1720320 dr.

4. In 8 cwt. 3 qrs. 16 lb. how many ounces?

Ans. 15936 oz.

5. In 461 great pounds,* of raw silk, how many drams? Ans. 177024 dr.

6. In 3 lb. of cinnamon, how many parcels, each 12 oz ?

Ans. 4 parcels.

7. In 109 cwt. 0 qr. 12 lb. of sugar, how many parcels, each 26 lb ? Ans. 470 parcels. 8. Reduce 1720320 drams to tons. Ans. 3 tons. 9. Reduce 15936 ounces, to hundreds.

Ans. 8 cwt. 3 qrs. 16 lb.

10. In 177024 drams of raw silk, how many great pounds? Ans. 461 great pounds. 11. In 4 parcels of cinnamon, each 12 ounces, how many pounds? 12. In 470 parcels of sugar, each 26 pound, how many hundreds, &c. Ans. 109 cwt. O qr. 12 lb.

Ans. 3 lb.

NOTE. These 5 last prove the 5 preceding examples. 13. In 240 great pounds, how many common pounds?

14. In 360 common pounds, how many great pounds?

Of Apothecaries' Weight..

1. In 12 lb. 13 23 091 gr. how many grains?

Ans. 69721 gr.

2. In 69721 grains, how many pounds?
Ans. 12 lb. 13 23 0♬ 1 gr.

Of Long Measure.

1. In 70 miles, how many poles?
2. Reduce 36 yards to barley corns.
3. In 56 poles, how many inches?
4. Reduce 2 m. 5 fu. 30 po. to feet.

Ans. 22400 po..

3888 bc

11088 inches. 14355 feet..

* The common pound being 16, and the great pound 24 ounces, the proportion is as 2 to 3 ; therefore,

To bring common pounds, to great pounds, multiply by 2, and divide by 3; and contra, to bring great, to common pounds, multiply by 3, and divide by 2.

5. Reduce 22400 poles to miles.
6. Reduce 3888 barley-corns, to yards.
7. In 11088 inches, how many poles?
8. In 14355 feet, how many miles?

Ans. 70 m. 36 yards. 56 poles.

Ans. 2 m. 5 fu. 30 po.

NOTE. These 4 last prove the 4 preceding examples.

Of Cloth Measure.

1. Reduce 47 yd. 2 qrs. to nails.

Ans. 760 nails, 2. In60 Ells English, how many yards? Ans.75 yds. 3. In 96 Ells Flemish, how many Ells English?

Ans. 57 Ells, and 3 qrs.

4. In 57 Ells English, how many Ells Flemish ?

Ans. 95 Ells Flemish.

5. In 760 nails, how many yards?

Ans. 47 yd. 2 qrs.

6. In 75 yards, how many Ells English?

Ans. 60 Ells English.

Of Land Measure.

1. In 40 acres, how many perches ?

Ans. 6400 perches.

2. If a piece of land contains 24 acres, and an enclosure of 17 acres, 3 roods, be taken from it, how many perches are there in the remainder? Ans. 1000 perches.

3. One field contains 7 acres, another 10 acres, a third 11 acres, 3 roods, 36 perches; how many parcels of 76 perches each, are contained in the whole ?

Ans. 61.

4. A man has a lot of land containing 100 acres, on which is a garden of 1 acre; an orchard of 10 acres ; plough land 10 acres, 3 roods, 16 perches; mowing 20 acres, and 7 perches; pasture, 30 acres, 1 rood; how many perches are in these several parcels, and how many perches are in the remainder, which is wood land? The several parcels contain 11543 Ans. 4457 The remaining wood land, 4457 perches. 5. A field lying in form of a parallelogram measures in length 40 chains, and 75 links, and in width 26 chains and 45 links; what is its contents ?

Of Wine Measure.

1. In 17 gallons, how many pints?

Ans. 136.

2. In 4 tuns, how many hogsheads, gallons, and

3. Reduce 136 pints to gallons.

Ans. 17 ga.

4. Reduce 4032 quarts to gallons, hogsheads, and

Of Beer or Ale Measure.

1. In 4 barrels of ale, how many gallons?

Answer 128 ga.

2. In 72 hogheads of beer, how many barrels ?

Ans 108 bl.

3. In 90 barrels of beer, how many hogsheads?

Ans. 60 Hhd.

4. Reduce 128 gallons of ale to barrels. Ans. 4 bl. 5. Reduce 108 barrels of beer to hogsheads.

Ans. 72 Hhd.

6. Reduce 60 hogsheads of beer to barrels.

Of Dry Measure.

Ans. 90 bls.'

1. In 30 chaldrons of coals, how many pecks?

Ans. 4320.