| Mathematics - 1801 - 446 pages
...to make the composition worth 8s. per Ib ? Ans. 2olb. at 45. 10 at 6s. 10 at los. and %o at ias. 3. How much gold of 15, of 17 and of 22 carats fine, must be mixed with 502. of 18 carats fine, so that the Composition may be 20 carats fine ? Ans. 502. of 15 carats fine,... | |
| Paul Deighan - Arithmetic - 1804 - 504 pages
...the limited €rnple is only once linked, which will not always give true an wen; be lays !• If 15. How much gold of 15, of 17, and of 22 carats fine, tnuft be mixed with 5 ounces of 18 carats fine, that the competition may be 20 carats fine ? Anf. 5... | |
| Isaac Dalby - Mathematics - 1806 - 526 pages
...5, we get the 5 following answers, which are all the question admits of in whole numbers. x= S 19. How much gold of 15, of 17, and of 22 carats fine, must be mixed with 5 oz. of 18 carats fine, so that the composition may be 20 carats fine ? If x, y, and z, are the respective... | |
| Michael Walsh - Arithmetic - 1807 - 290 pages
...and 20 Ib. at 12«. 11. How much gold of 15, ef 17, and of 22 carats fine, must be mixed with 5 oz. of 18 carats fine, so that the composition may be 20 carats fine ? Ans. 5 oz. of 15 carats fine, 5 oz. of 17, and 25 of 22. POSITION. POSITION is a rule, which, by false or... | |
| Samuel Webber - Mathematics - 1808 - 466 pages
...make the composition worth 8s. per. Ib, ? Ans. 20lb. at 4s. 10 at 6s. 10 at 10s. and 20 at 12s. 3. How much gold of 15, of 17, and of 22 carats fine, * In the very same manner questions may be wrought, when several of the ingredients are limited to... | |
| Isaac Dalby - Mathematics - 1813 - 538 pages
...and 5, \veget the 5 following answers, which are all the question admits of in whole numbers, 2=5 12. How much gold of 15, of 17, and of 22 carats fine, must he mixed with 5 oz. of 18 carats fine, so that the composition may be 20 carats fine? If x,y, and z,... | |
| Leonhard Euler - Algebra - 1821 - 380 pages
...pound ; what is a pound of it worth ? Ans. 6s. I 0^d. How much gold, of 15, of 17, and of 22 carats j fine, must be mixed with 5oz. of 18 carats fine, so...may be 20 carats fine ? Ans. 5oz. of 15 carats fine, 5 of 17, and 25 of 22. t A carat is a twenty fourth part ; 22 carats fine means || of pure metal. A... | |
| Silvestre François Lacroix - Arithmetic - 1821 - 160 pages
...pound ; what is a pound of it worth ? .0its. 6s. 10|d. How much gold, of 15, of 17, and of 22 caratsf fine, must be mixed with 5oz. of 18 carats fine, so that the composition may be 20 carats fine ? .0ns. 5oz, of 15 carats fine, 5 of 17, and25 of 22. t A carat is' a twenty fourth part ; 22 carats... | |
| Leonard Pierce - Arithmetic - 1823 - 170 pages
...? Ans. 75 bu 2 pe. 3^ qts. 3. How much gold of 15, 17, and 22 carats fine, must be mixed with 5 oz. of 18 carats fine, so that the composition may be 20 carats fine ? ADS. 5oz. of 15 carats fine, 5 of 17, and 25 of 22. 4. A. merchant would mix 4 sorts of wine, of... | |
| Etienne Bézout - Mathematics - 1824 - 238 pages
...gallens at 5s. ~] IO i C0 :: 3 : 6 gallons at 5s. 6d. f. Ans. . 10 : 20 :: 3 : 6 gallons at 6s. j 2. How much gold of 15, of 17, and of 22 carats fine,...of 18 carats fine, so that the composition may be S0 carats fine ? Ans. 5oz. of 15 carats fine, 5oz. of 17, and S5 of 22. EXAMPLES FOR PRACTICE. 1. A... | |
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