 | William James Milne - Arithmetic - 1877 - 402 pages
...20 lb. of wheat? TROY WEIGHT. 272. Troy Weight is used in weighing gold, silver, and jewels. TABLE. 24 Grains (gr.) = 1 Pennyweight . . . pwt. 20 Pennyweights = 1 Ounce oz. 12 ounces = 1 Pound lb. lb. oz. pivt. gr. 1 = 12 = 240 = 5760 Scale — 24, 20, 12. 1. In weighing diamonds, pearls, and... | |
 | Benjamin Greenleaf - Arithmetic - 1877 - 170 pages
...weights ? Troy Weights are those used for weighing gold, silver, and jewels. TABLE. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights, 1 ounce, oz. 12 ounces, 1 pound, Ib. 66. 1. How many grains in 1 pennyweight ? In 2 pennyweights ? In 4 pennyweights ? 2. How many pennyweights... | |
 | Horatio Nelson Robinson, Daniel W. Fish - Arithmetic - 1877 - 374 pages
...in weighing gold, silver, and jewels, and in philosophical experiments. TABLE. 24 Grains (gr.) make 1 Pennyweight. pwt. 20 Pennyweights " 1 Ounce oz. 12 Ounces " 1 Pound Ib. UNIT EQUIVALENTS. pwt. gr. oz. 1 = 24 Ib. 1--= 20= 480 1 = 12 = 240 = 5760 SCALE— ascending, 24,... | |
 | Daniel Bernard Hagar - Arithmetic - 1877 - 236 pages
...silver and gems. The units are a grain, a pennyweight, an ounce and a pound. TABLE. %Jf grains (gr.) are 1 pennyweight .... pwt. 20 pennyweights " 1 ounce ........... oz. 12 ounces 1 pound ........... lb. A Pound Avoirdupois is equal to 7000 Troy grains. 310. Apothecaries, in compounding... | |
 | Frederic William Bardwell - Arithmetic - 1878 - 416 pages
...already described. Other divisions of the pound are shown in the following Table. 24 grains (gr.) make 1 pennyweight . . pwt. 20 pennyweights " 1 ounce oz. 12 ounces " 1 pound Ib. Apothecaries' Weight. This is used in mixing medical prescriptions. In other cases drugs are bought... | |
 | James Bates Thomson - Arithmetic - 1878 - 202 pages
...4d. ? 3d. ? 2d. ? 3. What part of a penny is 2 far. ? 3 far. ? 83. Troy Weight. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, Ib. oz. pwt. gr. 4. What part of a pound Troy is 6 oz. ? 4 oz.? 3 oz.? 2 oz. ? * For united States or Federal... | |
 | Benjamin Greenleaf - Arithmetic - 1879 - 238 pages
...weight ? TROY WEIGHT. 152. Troy Weight is used for gold, silver, and jewels. Table. 24 grains (gr.) nre 1 pennyweight, pwt. 20 pennyweights. 1 ounce, oz. 12 ounces, 1 'pound, Ih. APOTHECARIES, in mixing medicines, use the po«?id, ounce (§), and grain, of this weight; but... | |
 | Malcolm MacVicar - Arithmetic - 1880 - 268 pages
...silver, and precious ptones, and in philosophical experiments TABLE OF UNITS. 24 grains (gr.) make 1 pennyweight . pwt, 20 pennyweights "- 1 ounce . . . oz. 12 ounces " 1 pound . . . Ib. 2. Apothecaries' Weight is used by physicians and apothecaries in compounding dry medicines. TABLE... | |
 | Joseph Ficklin - Arithmetic - 1881 - 112 pages
...Troy Weight is used in weighing gold, silver, and precious stones, and in philosophical experiments. 24 Grains (gr.) — 1 Pennyweight, . pwt 20 Pennyweights = 1 Ounce, . . . oz. 12 Ounces =: 1 Pound, . . . Й. С 5760 gr. 1 lb. = < 240 pwt. ( 12 os. LXX. Apothecaries' Weight is used by apothecaries... | |
 | Joseph Ficklin - Arithmetic - 1881 - 412 pages
...Weight is used in weighing gold, silver, and jewels. TABLE OF UNITS. EQUIVALENTS. 24 Grains for.) = 1 Pennyweight, pwt. 20 Pennyweights = 1 Ounce, . . . oz. 12 Ounces = 1 Pound, . . . Ih. r 5760 gr 10).=) 240 pwt. ( 12 oz. 258. In weighing diamonds and gems, the unit generally... | |
| |
TROY WEIGHT. 24 grains (gr.) 1 pennyweight (pwt.) 20 pennyweights, 1 ounce (oz.) 12 ounces ... 1 pound (Ib.) Troy weight is used in weighing gold, silver, precious stones, etc. APOTHECARIES 
