 | Henry Bartlett Maglathlin - Arithmetic - 1876 - 230 pages
...hundred-weight? In 80 hundred-weight ? TROY WEIGHT. 152. Troy Weight is used for gold, silver, and jewels. Table. 24 grains (gr.) are 1 pennyweight, pwt. 20 pennyweights, 1 ounce, oz. 12 ounces, 1 pound, Ib. APOTHECARIES, in mixing medicines, use the pound, ounce (§), and grain, of this weight; but divide... | |
 | Alfred Kirk, Henry Holmes Belfield - Arithmetic - 1876 - 220 pages
...weight is used for weighing gold, silver, and nrecious stones. TABLE OF TEOT WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) ORAL. 1. How many grains in 2 pwt.? 2. How many. pwt. in 72 grains? 3. How many oz. in 5 Ib.... | |
 | Benjamin Greenleaf - Arithmetic - 1876 - 344 pages
...87. Troy Weight is the weight used in weighing gold, silver, and jewels. TABLE. 24 Grains (gr.) make 1 Pennyweight, pwt. 20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, Ib. 86. How do you reduce farthings to pence ? Why divide by 4 1 do you reduce pence to shillings ?... | |
 | Benjamin Greenleaf - Arithmetic - 1877 - 160 pages
...XXXVIII. 65. What are Troy 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. 06. 1. How many grains in 1 pennyweight? In 2 pennyweights ? In 4 pennyweights ? 2. How many pennyweights... | |
 | Daniel Bernard Hagar - Arithmetic - 1877 - 236 pages
...weighing gold, 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.............. oz. 12 ounces 1 pound ........... lb. A Pound Avoirdupois is equal to 7000 Troy grains. 310. Apothecaries, in compounding medicines and in... | |
 | William James Milne - Arithmetic - 1877 - 402 pages
...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 other... | |
 | Edward Brooks - Arithmetic - 1877 - 528 pages
...used in weighing gold, silver, jewels, in philosophical experiments, etc. TABLE. 24 grains (gr.) . = 1 pennyweight . pwt. 20 pennyweights . = 1 ounce . . oz. 12 ounces . . =1 pound . . Ib. Ib. oz. pwt. gr. 1 = 12 = 240 = 5760 ' 1 = 20 = 480 SCALE.— Ascending, 24, 20, 12 ; descending,... | |
 | William James Milne - Arithmetic - 1877 - 418 pages
...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 : Ib. Ib. oz. pti't. gr. 1 = 12 = 240 = 5760 Jade — 24, 20, 12. 1. In weighing diamonds, pearls,... | |
 | Edward Brooks - Arithmetic - 1877 - 250 pages
...weighing gold, silver, jewels, liquors in philosophical experiments, etc. TABLE. 24 grains (gr.) = 1 pennyweight, . . pwt 20 pennyweights = 1 ounce oz. 12 ounces — 1 pound, . . . . Ib. !. NAME. — The term Troy is said to be derived from Troya, the name of a town in France,... | |
 | 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,... | |
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TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES 
