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 Βιβλία Βιβλία 1 - 10 από 180 για TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.)..... TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES First Lessons in Arithmetic: Combining the Oral Method with the Method of ... - Σελίδα 149
των Charles Davies - 1849 - 168 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## The Child's Arithmetic ...

Ingram Cobbin - 1830
...3 scruples one dram 3 8 drams one ounce 5 12 ounces one pound ffi This weight is for medicines. 19 Troy Weight. 24 grains (gr.) make 1 pennyweight pwt....20 pennyweights 1 ounce oz. 12 ounces 1 pound Ib. This is used by goldsmiths to weigh gold, silver, jewels, &c. Cloth Measure. 4 nails (na.) make 1 quarter... ## A New and Easy Introduction to the Mathematics: Containing. A system of ...

Ira Wanzer - 1831 - 396 σελίδες
...at the left hand of a stroke, and pence at the right ; thus, 15/4, is 15 shillings and 4 pence. 3. Troy Weight. 24 Grains, (gr.) make 1 Penny-weight,...20 Penny-weights, 1 Ounce, oz. 12 Ounces, 1 Pound. 1b. Supplement. gr. pwt. • 24= 1 oz. Note. — By this vveight are 480= 20= 1 1b. weighed Gold, Silver,... ## Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is ...

Roswell Chamberlain Smith - 1831 - 268 σελίδες
...32 bu. ? A. Í36 pke. TROY WEIGHT. Repeat the TABLE. 24 Grains (gr.) make '. 1 Pennyweight, marked pwt. 20 Pennyweights ... 1 Ounce, oz. 12 Ounces 1 Pound, Ib. 1. How many grains aro there in two pennyweights ? 2. What are 2 pennyweights of gold worth, a 1 grain is worth 2 cents... ## Cobb's Explantory Arithmetick, Number Two: Containing the Compound Rules ...

Lyman Cobb - 1836 - 216 σελίδες
...gold, silver, jewellery, liquors, &c. The denominations are, Pound, Ounce, Pennyweight, and Grain. 24 grains, gr. make 1 penny-weight, pwt. 20 penny-weights - 1 ounce, oz. 12 ounces - - 1 pound, Ib. DRY MEASURE. This measure is used for grain, salt, coal, fruit, &c. The denominations are, Chaldron,... ## The Common School Arithmetic ...: To which is Added a Dictionary of ...

P. E. Bates Botham - 1837 - 238 σελίδες
...Hartford, Oct. 19, 1833. Fay AB, or benru, one hundred dollars. E. TABLES OF WEIGHTS AND MEASURES. TROY WEIGHT. 24 Grains (gr.) make 1 Penny-weight,...Penny-weights " 1 Ounce, oz. 12 Ounces " 1 Pound. lb. By Troy weight are weighed gold, silver, jewels, and all liquors. The denominators are pounds,... ## An Elementary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - 1846 - 258 σελίδες
...pennyweight into 24 equal parts, still called grains, being the least weight now in common use. TABLE. ' 24 grains gr. make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, Ib. gr. pwt. 24= 1 oz. 480= 20= 1 Ib. 5760=240 = 12 = 1 . What substances are weighed by Troy weight? Repeat... ## The Prussian Calculator: By which All Business Calculations are Performed by ...

Isaac A. Clark - 1846 - 191 σελίδες
...pounds=one hundred weight; but in business, 25 is the standard qr. V. TROY WEIGHT. 24 grains (gr.) - - =1 pennyweight pwt~ 20 pennyweights - =1 ounce, oz. 12 ounces - - —1 pound, Ib; VI, APOTHECARIES' WEIGHT. 24 grains (gr.) - - =1 scruple 3 3 scruples - - =1 drachm 3 8 drachms - -... ## An Elemtary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - 1849 - 347 σελίδες
...full weight and value of English gold and silver coin are u in the succeeding Uble, note. Ij. TABLE.* 24 grains gr. make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. • 12 ounces " 1 pound, lb. gr. pwt. 24= 1 oz. 480= 20= 1 lb. 5760 = 240=12=1 What was the original of all weights used in... ## ... An Elementary Arithmetic ... Serving as an Introduction to the Higher ...

George Roberts Perkins - 1850 - 347 σελίδες
...weight. * The full weight and value of English gold and silver coin are ai in the succeeding TABLE.* 24 grains gr. make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound, Ib. gr. pwt. 24= 1 oz. 480= 20= 1 Ib. 5760=240=12=1 What was the original of all weights used in England?... ## A New System of Arithmetic on an Improved Plan

Charles Guilford Burnham - 1850
...States, is the weight of 22.794377 cubic inches of distilled water, weighed in air. 24 grains, grs., make 1 pennyweight, pwt. 20 pennyweights " 1 ounce, oz. 12 ounces " 1 pound lb. Art. 106. — Apothecaries' Weight. This weight is used only by apothecaries and physicians in...