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" 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,. "
Arithmetic Upon the Inductive Method of Instruction: Being a Sequel to ... - Σελίδα 20
των Warren Colburn - 1834 - 245 σελίδες
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A Practical Arithmetic

George Payn Quackenbos - 1869 - 336 σελίδες
...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...

An Intellectual Arithmetic Upon the Inductive Method

James Stewart Eaton - 1871 - 176 σελίδες
...APOTHECARIES' WEIGHT is used in mixing medicines. TABLE. 20 Grains (gr.) make 1 Scruple, marked sc., or 9. 3 Scruples " 1 Dram, " dr., or 3 . 8 Drams " 1 Ounce, " oz., or J. 12 Ounces " 1 Pound, " Ib., or toNOTE. The pound, ounce, and grain are the same in Apothecaries'...

Robinson's Progressive Practical Arithmetic: Containing the Theory of ...

Horatio Nelson Robinson, Daniel W. Fish - 1871 - 372 σελίδες
...medicines are bought and sold by avoirdupois weight. s* 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 Ib. or ft. tJNIT EQUIVALENTS. ./ sc. gr. dr. 1 = 20 02 1 = 3 = 60 ]b. 1 = 8...

Robinson's Progressive Table Book: For Young Children

Horatio Nelson Robinson - 1871 - 72 σελίδες
...are, the Found, 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 g>. Apothecaries' weight is used in mixing medicines. But medicines...

Arithmetical Examples

Daniel W. Fish - 1871 - 282 σελίδες
...bought and sold in the quantity by Avoirdupois Weight. TABLE. 20 grains (gr.) make 1 scruple, sc. or 3. 3 scruples " 1 dram, dr. or 3 . 8 drams " 1 ounce, oz. or f . 12 ounces " 1 pound, Ib. or ft. UNIT EQUIVALENTS. ft I 3 3 &. \ - 12 = 96 = 288 = 5700 1 = 8 =...

The Analysis of Intellectual Arithmetic ...

Stoddard A. Felter - 1872
...are bought and sold by avoirdupois weight. (a) TABLE. 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 Ib. PROBLEMS. 1. How many grains in 3 scruples ? In 4 se. ? 2....

New Rudiments of Arithmetic: Combining Mental and Slate Exercises for ...

James Bates Thomson - 1872 - 224 σελίδες
...denominations? Pounds, ounces, drams, scruples, and grains. TABLE. 20 grains (gr.) are 1 scruple, sc., or 3. 3 scruples " 1 dram, dr., or 3 . 8 drams " 1 ounce, oz., or 3 . 12 ounces " 1 pound, fb. NOTE. — The only difference between Troy and Apothecaries' weight, is...

An elementary course of arithmetic. (With Key).

Richard Rickard - 1873
...pound, are the same as the Troy grain, ounce, and pound. 20 grains (gr.) make 1 scruple (sc : or 9). 3 scruples „ 1 dram (dr : or 3). 8 drams „ 1 ounce (oz. or %). 1 2 ounces ., 1 pound (Ib. or lt,). Avoirdupois Weight. Avoirdupois Weight is used in weighing...

An elementary course of arithmetic. (With Key).

Richard Rickard - 1873
...pound, are the same as the Troy grain, ounce, and pound. 20 grains (gr.) make 1 scruple (sc : or Э)3 scruples „ 1 dram (dr : or 3). 8 drams „ 1 ounce (oz. or 3). 1 2 ounces „ 1 pound (Ib. or ib). Avoirdupois Weight. Avoirdupois Weight is used in weighing...

A Higher Arithmetic: Upon the Basis of the Works of Geo. R.Perkins

George Payn Quackenbos - 1874 - 420 σελίδες
...and sold, in quantities, by Avoirdupois "Weight. TABLE. 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 H>. Construct from the above, and memorize, a Table of equivalents...




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