 Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.  Mental Arithmetic, Or, First Lessons in Numbers for Children - Page 93by James Bates Thomson - 1846 - 120 pagesFull view - About this book
 | James Bates Thomson - Arithmetic - 1868 - 168 pages
...93. Apothecaries' Weight is used by apothecaries and physicians in mixing medicines. 20 grains (yr.) make 1 scruple, marked sc. or 3. 3 scruples " 1 dram, " dr. or 3.' 8 drams " 1 ounce, " oz. or J. 12 ounces " 1 pound, " ft. Ons. 1. The pound and ounce in this weight are the same as the 7Vo?/... | |
 | Horatio Nelson Robinson - Arithmetic - 1868 - 468 pages
...the other denominations in the table are divisors. TABLE. 20 grains (gr.) make 1 scruple, sc. or 9. 3 scruples " 1 dram, dr. or 3. .8 drams " 1 ounce, oz. or §. 12 ounces " 1 pound, Ib. or Ib. UNIT EQUIVALENTS. sc. gr. dr. 1 = 20 oz. 1 = 3 = 60 lh. 1 = 8 = 24 = 480 1 = 12 = 96 = 288... | |
 | James Stewart Eaton - Arithmetic - 1868 - 200 pages
...medicines are bought and sold by Avoirdupois Weight. TABLE. 20 Grains (gr.) make 1 Scruple, so. or 9 3 Scruples " 1 Dram, dr. or 3 8 Drams " 1 Ounce, oz. or § 12 Ounces " 1 Pound, lb. or ft ot lb. 1 = 1 = 12 = SCALE. Descending, 12, 8, 3, 20; Ascending, 20, 3, 8, 12. NOTE. The pound,... | |
 | James Bates Thomson - Arithmetic - 1868 - 412 pages
...are pound*, ounces, drams, scruples, and grains. 20 grains (ljr.) make 1 scruple, marked sc., or 3. 8 scruples " 1 dram, " dr., or 3. 8 drams " 1 ounce, " oz., or §. 12 ounces " 1 pound, " ft. QUEST.— Point to an object that weighs an ounce. A pound. OJs. How is the Avoirdupois pound... | |
 | Joseph Stephenson Horn - 1868 - 160 pages
...Avoirdupois ...... 7000 grs. Troy. APOTHECARIES- WEIGHT AND MEASURE. 20 Grains (gr.)make 1 Scruple. sc. or 3 3 Scruples ........ 1 Dram dr. or 3 8 Drams .......... 1 Ounce oz. or g 12 Ounces ........ 1 Pound 1b. 60 Minims -ra) .... 1 Fluid dram or f. 7, 8 Fluid drams .... 1 Fluid... | |
 | George Payn Quackenbos - Arithmetic - 1869 - 348 pages
...the only difference between Apothecaries' and Troy Weight? TARLE. 20 grains (gr.) make 1 scruple, . . sc. or 3. 3 scruples, 1 dram, , . dr. or 3 . 8 drams, 1 ounce, . . oz. or § . 12 ounces, 1 pound, . . Ib. or ft. M. ST. dr. 1 = 20 w. 1 = 3 = 60 Ib. 1 = 8 = 24 = 480 1 = 12 = 96 = 288 = 5760 6. Reduce... | |
 | James Stewart Eaton - Arithmetic - 1869 - 324 pages
...medicines are bought and sold by Avoirdupois Weight. TABLE. 20 Grains (gr.) make 1 Scruple, sc. or 9 3 Scruples " 1 Dram, dr. or 3 8 Drams " 1 Ounce, oz. or § 12 Ounces « 1 Pound, Ib. or ft XOTE 1. The ponnrt, ounce, and grain, in Apothecaries' and Troy Weiy;!u are equal, but the... | |
 | George Augustus Walton, Electa N. L. Walton - Arithmetic - 1869 - 188 pages
...weight is used by apothecaries for mixing medicines. TABLE. 20 grains (gr.) = 1 scruple, sc. or 9. 3 scruples — 1 dram, dr. or 3 . 8 drams = 1 ounce, oz. or § . 12 ounces = 1 pound, Ib. or Ib. 1. How many grains in 2 scruples? in 1 sc. 15 gr. ? 2. How many scruples in 4 drams? in... | |
 | George Augustus Walton - Arithmetic - 1866 - 184 pages
...by apothecaries for mixing medicines. TABLE. 20 grains (gr.) = 1 scruple, sc. or 9. 3 scruples = I dram, dr. or 3 • 8 drams = 1 ounce, oz. or §. 12 ounces = 1 pound, Ib. or fb. 1. How many grains in 2 scruples? in 1 sc. 15 gr. ? 2. How many scruples in 4 drams ? in... | |
 | Horatio Nelson Robinson - Arithmetic - 1870 - 88 pages
...are, the Pound, Ounce, Dram, Scruple, and Grain. 20 grains (gr.) make 1 scruple, marked sc. or Э • 3 scruples " 1 dram, " dr. or 3 . 8 drams " 1 ounce, " oz. or § . 12 ounces " 1 pound, " Ib. or ft>. Apothecaries' weight is used in mixing medicines. But medicines are always bought and... | |
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