 | Edward Thomas Stevens - 1866 - 434 pages
...weight. TROT WEIGHT, For Precious Stones and Metals, and in Phitosophical Experiments. 2i grains = 1 pennyweight (dwt.) 20 pennyweights = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) A pound troy contains 5760 grains. A pound avoirdupois contains 7000 grains. LONG MEASURE. 12 lines... | |
 | Paul Allen Towne - Arithmetic - 1867 - 240 pages
...etc. 12. How many dollars in 10 sovereigns? 13 sovereigns? 15 sovereigns.' Ans. $48.40. etc. вв. TROY WEIGHT is used in weighing gold, silver, and...pennyweights " 1 ounce oz. 12 ounces " 1 pound Ib. REMARK. — A Pound is the weight of 22.794422 cubic inches <>( distilled water. EXERCISES. 1. In 1... | |
 | John William Colenso (bp. of Natal.) - 1867 - 244 pages
...the sun ? 61. Troy Weight. Used for Gold, Silver, and Jewelling, and in Philosophical Experiments. 24 grains (gr.) make . 1 pennyweight (dwt.) 20 pennyweights . . 1 ounce (oz.) 12 ounces 1 pound (Ib.) NB The troy pound and ounce are not the same as the avoirdupois pound and ounce ; but — 1 Ib. troy... | |
 | William Davis (B.A.) - 1867 - 86 pages
...are > s 7 У Of a Quarter. lb. qr. 14 are Í 7 ^ 4 4 1( Í '{ ] * 5 Й 6. TROT WEIGHT. 24 grains gr. =1 pennyweight dwt. 20 pennyweights =• 1 ounce oz. 12 ounces = 1 pound Ib. 7. AVOIRDt^OIS "WEIGHT. le drams 16 ounces 14 pounds 28 pounds = 1 ounce oz, = 1 pound Ib, = l stone... | |
 | James Stewart Eaton - Arithmetic - 1868 - 200 pages
...from London fifty Oxford Bibles. The lot cost him G£ 5s., how much was that apiece? TROY WEIGHT. 98. TROY WEIGHT is used in weighing gold, silver, and...20 Pennyweights " 1 Ounce, oz. 12 Ounces " 1 Pound, lb. dwt. gr. oz. 1 = 24 lb. 1 = 20 = 480 1 = 12 = 240 = 5760 SCALE. — Descending, 12, 20, 24; ascending,... | |
 | James Stewart Eaton - Mental arithmetic - 1868 - 106 pages
...Farthings (qr.) make 1 Penny, 4. 12 Pence " \ Shilling, s. 20 shillings " 1 Pound, £. J TROY WEIGHT. 24 Grains (gr.) make 1 Pennyweight, dwt. 20 Pennyweights " 1 Ounce, oz. 12 Ounces "1 Pound, Ib. M APOTHECARIES' WEIGHT. 20 Grains (gr.) make 1 Scruple, 9 3 Scruples " 1 Dram, 3 8 Drams " 1 Ounce,... | |
 | James Stewart Eaton - Arithmetic - 1868 - 190 pages
...pounds ? 19. At 8s. a pair, how many pair of shoes may be bought for 2£ ? For 3£ 4s. ? LESSON II. TROT WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Grains (gr.1 make 1 Pennyweight, marked divt 2l) Гепп> weights " 1 Ounce, u oz. 12 Ounces " 1 Pound, "... | |
 | John Sturgeon Mackay - 1870 - 138 pages
...avoirdupois contains 7000 grains. TROY WEIGHT. Used for weighing gold, silver, jewels, and certain liquids. 24 Grains (gr.) make 1 pennyweight (dwt.). 20 Pennyweights » 1 ounce (oz.). 12 Ounces „ 1 pound (lb.). APOTHECARIES' WEIGHT, As generally found in Arithmetical Tables, is now superseded. The British... | |
 | James Stewart Eaton - 1870 - 208 pages
...from London fifty Oxford Bibles. The lot cost him 6£ 5s., how much was that apiece? TROY WEIGHT. 98. TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 9T. In Ex. 4, how is the work done Î 98. For what is Troy Weight used ? Repeat the table. What Is... | |
 | James Stewart Eaton - Arithmetic - 1871 - 188 pages
...pounds ? 19. At 8s. a pair, how many pair of shoes may be bought for 2£ ? For 3£ 4s. ? LESSON II. TROT WEIGHT is used in weighing gold, silver, and precious...stones. TABLE. 24 Grains (gr.) make 1 Pennyweight, marked dwt. 28 1'ennyweights " 1 Ounce. " oz. 12 Ounces " 1 Pound, " Ib, 1. How many grains in 2dwt.... | |
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TROY WEIGHT is used in weighing gold, silver, and precious stones. TABLE. 24 Grains (gr.) make 1 Pennyweight, dwt. 
