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" APOTHECARIES' WEIGHT. 20 grains (gr) . 1 scruple (3) 3 scruples 1 dram (3) 8 drams 1 ounce ( 5 ) 12 ounces .... 1 pound (fit)) Apothecaries' weight is used in prescriptions. Drugs are bought and sold by avoirdupois weight. The grain, the ounce, and the... "
The Theoretical and Practical Systematic Arithmetic; Or, Arithmetic Arranged ... - Σελίδα 122
των David Henry Cruttenden - 1853 - 316 σελίδες
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School Arithmetic; Advanced Book

John Marvin Colaw, John Kelley Elkwood - 1900 - 450 σελίδες
...silver ? What is the ratio of the market value of silver to that of gold? TABLE. 20 grains (gr.) = 1 scruple (3). 3 scruples = 1 dram () 3 . 8 drams = 1 ounce ( § ). 12 ounces = 1 pound (ft,). ». ! 3 3 gr. 1 = 12 = 96 = 288 - 5760. COMPARISON OF WEIGHTS. AVOIRDUPOIS....

Graded Work in Arithmetic, Βιβλίο 9

Samuel Wesley Baird - 1901 - 388 σελίδες
...gr., like the Troy pound. Medicines are bought and sold by avoirdupois weight. TABLE 386. 20 grains = 1 scruple (3) 3 scruples = 1 dram (3) 8 drams = 1 ounce ( 5 ) 12 ounces = 1 pound (ft) APOTHECARIES' FLUID MEASURE 387. Apothecaries' Fluid Measure is used by physicians and apothecaries...

The Werner Arithmetic: Oral and Written. Book III--parts I and II

Frank H. Hall - 1903 - 398 σελίδες
...is used in mixing medicines and in selling them at retail. APOTHECARIES' WEIGHT. 20 grains (gr.) = 1 scruple (3). 3 scruples = 1 dram (3). 8 drams = 1 ounce ( 5 ). 12 ounces = 1 pound (ft). NOTE 1. — The pound Troy and the pound Apothecary are equal, each weighing 5760 grains. The pound...

The Public School Arithmetic for Grammar Grades: Based on McLellan and Dewey ...

James Alexander McLellan, Albert Flintoft Ames - 1903 - 428 σελίδες
...Apothecaries' Weight in mixing and in selling medicines. > APOTHECARIES' WEIGHT 20 grains = 1 scruple (Э) 3 scruples = 1 dram (3) 8 drams = 1 ounce ( 5 ) • 12 ounces = 1 pound (ft) One pound Apothecaries' Weight = 5760 grains One ounce Apothecaries' Weight = 480 grains Exercise 124...

Mathematics

American School (Chicago, Ill.) - 1903 - 426 σελίδες
...(oz.) 12 ounces = 1 pound (Ib.) also 3£ grains = 1 carat (K.) APOTHECARIES' WEIGHT. 20 grains (gr.) = 1 scruple (3) 3 scruples = 1 dram (3) 8 drams = 1 ounce (1) 12 ounces = 1 pound (ft>) SURVEYORS' MEASURE. LINEAR. 7.92 inches (in.) = 1 link (U 25 links =...

Number Applications

Erwin Herrick Schuyler, James Hixon Van Sickle - 1906 - 216 σελίδες
...Apothecaries and physicians use this table in preparing and prescribing dry medicines. 20 grains (gr.) = 1 scruple (3) 3 scruples = 1 dram (3) 8 drams = 1 ounce (3) 12 ounces =1 pound (ft) One apothecaries' pound = one Troy pound = 5760 gr. APOTHECARIES' FLUID...

The New Advanced Arithmetic

John Williston Cook, Nebraska Cropsey - 1906 - 384 σελίδες
...the purity of gold. Gold 14 carats fine is £| gold, JJ alloy. 11. APOTHECARIES' WEIGHT. 20 grains = 1 scruple (3). 3 scruples = 1 dram (3). 8 drams = 1 ounce (3). 12 ounces = 1 pound (ft). Note. Apothecaries' weight is used in mixing medicines. The metric system...

Myers-Brooks Grammar School Arithmetic

George William Myers, Sarah Catherine Brooks - 1907 - 436 σελίδες
...2000 pounds = 1 ton (T.) 2240 pounds = 1 long ton (LT) TABLE OF APOTHECARIES' WEIGHT 20 grains (gr.) = 1 scruple (3) 3 scruples = 1 dram (3) 8 drams = 1 ounce (?) 12 ounces = 1 pound (lb.) §131. Measures of Length, or Distance (Linear Measure). The standard...

The New Normal Mental Arithmetic: A Complete and Thorough Course by Analysis ...

Edward Brooks - 1908 - 182 σελίδες
...APOTHECARIES' WEIGHT is used in prescribing and mixing medicines. TABLE. 20 grains (gr.) equal 1 scruple, . . 9 3 scruples " 1 dram,... 3 8 drams " 1 ounce, . . 5 12 ounces " 1 pound, . . Ib The pound is the same as the pound Troy. Medicines are bought and sold in quantities by Avoirdupois...

Practical Arithmetic: Book I -- [book II], Τόμος 2

Lorenzo Dow Harvey - 1909 - 412 σελίδες
...used by physicians in prescribing, and by apothecaries in compounding medicines. 20 grains (gr.) = 1 scruple (3) 3 scruples = 1 dram (3) 8 drams = 1 ounce ( 3 ) 12 ounces = 1 pound, or 5760 grains 1 Ib. Avoirdupois weight = 7000 grains 1 Ib. Troy weight...




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