| Jeremiah Joyce - Arithmetic - 1812 - 274 pages
...769 guineas, how many sixpences i TROY, OR GOLDSMITHS' WEIGHT, f TABLE. 34 grains (gr.) . . make . . 1 pennyweight, dwt. 20 pennyweights 1 ounce, . . . oz. 12 ounces 1 pound, . . . lt'. Ex. 1. How many grains of gold are there in a cup weighing 3 Hi. 9 oz. 0 dwts. 18 grs. ?... | |
| Thomas Keith - Arithmetic - 1822 - 354 pages
...TROY WEIGHT. By this weight are weighed gold, silver, jewels, amber, and all liquors 24 grains make 1 pennyweight, dwt. 20 pennyweights — 1 ounce, oz. 12 ounces — 1 pound, Ib. TABLE III. APOTHECARIES WE1OHT. Apothecaries, chemists, &c. use this weight in mixing medicines;... | |
| Stephen Pike - Arithmetic - 1824 - 212 pages
...weighed. The denominations of Troy Weight are pound, ounce, pennyweight, and grain. 24 grains (gv.) make 1 pennyweight dwt. 20 pennyweights - - 1 ounce - - oz. 12 ounces - - - - 1 pound - - lb. EXAMPLES. 1. 'Reduce 576 pounds to ounces. Facit 6912 oz. 2. Change 1740 ounces to pennyweights.... | |
| Warren Colburn - Mental arithmetic - 1826 - 176 pages
...pound. £. 6 shillings " 1 dollar. 28 shillings " 1 guinea. Table HI.— TROY WEIGHT. 24 grains gr. make 1 pennyweight, dwt. 20 pennyweights " 1 ounce. oz. 12 ounces " 1 pound. Ib. Table IV. — AVOIRDUPOIS WEIGHT 16 drams dr. make 1 ounce. oz. 16 ounces " 1 pound. Ib. "I""""... | |
| Warren Colburn - Arithmetic - 1828 - 186 pages
...£. 6 shillings " 1 dollar. 28 shillings " 1 guinea. Table III— TROY WEIGHT. 24 grains, gr. make 1 pennyweight dwt. 20 pennyweights " 1 ounce. oz. 12 ounces " 1 pound. Ib. Table IV.- — AVOIBDUPOIS WEIGHT. I в drams, dr. make 1 ounce. oz. 16 ounces " 1 pound. Ib. -„... | |
| Frederick Augustus Porter Barnard - Arithmetic - 1830 - 304 pages
...15 Ibs. 15,oz. 15 drs. ? The following are- the denominations of TROY WEIGHT. 24 grains (gr.) make 1 penny-weight, dwt. 20 penny-weights 1 ounce oz. 12 ounces 1 pound Ib. NOTE. By this weight are weighed jewels, the precious metals, coin, bread and liquors. The qual,ty,... | |
| Thomas Tucker Smiley - Arithmetic - 1830 - 192 pages
...Ib. qr. hundred weight, Cwt. ton, - - T. TROY WEIGHT. The denominations are,. 24 grains (gr.) make 1 pennyweight, dwt. 20 pennyweights - 1 ounce, - oz. 12 ounces - - 1 pound, - R>. APOTHECARIES' WEIGHT. The denominations are, 20 grains (gr.) make 1 scruple 9 3 scruples 1 dram... | |
| Frederick Augustus Porter Barnard - Arithmetic - 1830 - 308 pages
...15 Ibe. 15 oz*. 15 drs. ? The following are the denominations of . TROY WEIGHT. 24 grains (gr.) make 1 penny-weight, dwt. 20 penny-weights 1 ounce oz. 12 ounces 1 pound Ib. NOTE. By this weight are weighed jewels, the precious metale, coin, bread and liquors. The quality,... | |
| Arithmetic - 1831 - 210 pages
...weighed. The denominations of Troy Weight are pound, ounce, pennyweight, and grain. 24 grains (gr.) make 1 pennyweight dwt. 20 pennyweights - 1 ounce - oz. 12 ounces - 1 pound - Ib.EXAMPLES. ' ' . Change 1 740 ounces to pennyweights. Facit 34800 dwts. . Bring 145 pennyweights... | |
| Ciphering - 1833 - 190 pages
...20 Hundred-weight 1 Ton T. TROY WEIGHT. For weighing Go1d, Si1ver, and Jewe1s. 24 Grains (gr. ) make 1 Pennyweight dwt. 20 Pennyweights 1 Ounce oz. 12 Ounces 1 Pound lb. For weighing out Drugs and a11 kinds of Medicines. 20 Grains (gr.) make 1 Scruple «r. 3 Scruples... | |
| |