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" 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 "
The Essentials of Business Arithmetic, for Use in Business Colleges - Σελίδα 82
των Caton's national business college, Buffalo, N.Y. - 1889
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...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...

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First Lessons in Arithmetic: Designed for Beginners

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...? In two guineas ? In three guineas ? About Troy Weight. TABLE OF TROY WEIGHT. 24 grains, gr. make 1 pennyweight, - - pwt. 20 pennyweights - 1 ounce, - - - - oz. ,12 ounces - - - 1 pound, - ... lb. 1 . How many grains are there in one pennyweight ? In two pennyweights ? In three pennyweights...

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...Arithmetics, or 112 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 - -...

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...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?...




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