A Complete Treatise on Practical Arithmetic and Book-Keeping: Both by Single and Double Entry: Adapted to the Use of Schools - Primary Source Edition


This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1807 Excerpt: ...of 19 caracts fine, with gold of 23, of 21, of 18, and of 17 caracts fine, that the compound may be 20 caracts fins; what quantity must be taken of each? Ans. 2 at 17, 18, 19; and 3 at 21, 23. 6. What are the proportions of the quantities of alloy, and gold of 22 caracts sine; which, when mixed together, will make the ...

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