 | James Dodson - 1775 - 356 páginas
...A.*-f2_JL = 306 by queilion; . 3 *3 _ ,, Anu 4tne root thereof) - ^=9. QUEST. CV. If A and В together, can perform a piece of work in 8 days ; A and С together in 9 days.; and В and С in ю days . How many days will it take each perfon alone to perform... | |
 | John Bonnycastle - 1782 - 272 páginas
...time would they jointly produce the effeft а? А*Ш±££ит. а + b+с 26. If A and В together can perform a piece of work in 8 days ; A and С together in g days ; and В and С in lo days : How many days will it take each perfon to perform the... | |
 | John Bonnycastle - 1813 - 456 páginas
...man, he wants 25 to fill up the square; bow many soldiers had he? Ans. 240OO 39. If A and в together can perform a piece of work in 8 days, A and с together in 9 days, and в and с in 10 days; how many days will it take each person to perform the... | |
 | John Radford Young - 1832 - 408 páginas
...(20.) Example of a Question producing a Simple Equation involving three unknown Quantities. QUESTION. If A and В can perform a piece of work in 8 days, A and С together in 9 days, and В and С together in 10 days ; in how many days can each alone perform the... | |
 | John Bonnycastle - 1837 - 296 páginas
...he wants 25 to fill up the square ; how many soldiers had he ? Ans. 24000. 36. If A and в together can perform a piece of work in 8 days, A and с together in 9 days, and в and с in 10 days, how many days will it take each person to perform the... | |
 | John Radford Young - 1838 - 368 páginas
...Algébrique. (62.) QUESTIONS PRODUCING SIMPLE EQUATIONS INVOLVING THREE UNKNOWN QUANTITIES. QUESTION I. If A and В can perform a piece of work in 8 days, A and C together in 9 days, and В and C together in 10 days ; in how many days can each alone perform the... | |
 | Andrew Bell (writer on mathematics.) - 1839 - 500 páginas
...and B, and 158-5 furlongs, the remainder is the distance from A to D. Ans. 523-7, 646-05, and 225-78. A and В can perform a piece of work in 8 days, A and С together in 9 days, and В and С together in 10 days : in what time will each of them perform it alone... | |
 | John D. Williams - 1840 - 634 páginas
...whence z=154 ' and, consequently, з? -\- 284 = 24000, the whole number of men. 48. If A and В together can perform a piece of work in 8 days, A and С together in 9 days, and В and С in 10 days, how many days will it take each person to perform the... | |
 | 1847 - 386 páginas
...days would the man be in drinking it alone ? Ans. 20 days. //,..',,/ Hk * Л 20. If A and В together can perform a piece of work in 8 days, A and С together in 9 days, and В and С in 10 days; how many days would it take each person to perform the... | |
 | G. Ainsworth - 1854 - 216 páginas
...by selling the mixture at 9s. a gallon there may be a gain of 30 per cent 1 123. A and В together can perform a piece of work in 8 days, A and С in...and В and С in 10 days : in how many days can each perform the work alone ? 124. Divide the number 196 into 4 parts, such that if the first be increased... | |
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If A and в together can perform a piece of work in 8 days, A and с together in 9 days, and в and с in 10 days, how many days will it take each person to perform the same work alone. 
