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" 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 same work ? Let... "
An Elementary Treatise on Algebra, Theoretical and Practical: With Attempts ... - Page 83
by John Radford Young - 1839
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The Mathematical Repository: Containing Analytical Solutions of Near Five ...

James Dodson - Algebra - 1775 - 336 pages
...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 the fame work ? Suppofe A could...
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A Treatise on Algebra, in Practice and Theory: With Notes and Illustrations ...

John Bonnycastle - Algebra - 1813 - 456 pages
...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 same werk alone ? Ans. A 14^-j- days,...
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A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 372 pages
...other. Ans. The parts are 18, 22, 10, and 40, respectively. 33. If A and В together 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 ? Ans. A 14-JA days, В...
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A Treatise on the Elements of Algebra: Designed for the Use of Eton School

John Bayley (fellow of Emmanuel College, Cambridge.) - Algebra - 1830 - 175 pages
...y A and В together can perform a piece of work in eight days, A and С together in 9 days, and B and С together in 10 days: in how many days can each person perform the work ? Suppose A can do it alone in x days, В y days, С z days, A does - of the...
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An Elementary Treatise on Algebra, Theoretical and Practical: With Attempts ...

John Radford Young - Algebra - 1832 - 410 pages
...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...perform the same work ? Let the number of days be x, t/, and z, respectively : then A. can do - of the whole in a day ; x В . .1 . . . . ; У С . .1 ....
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Elements of Algebra

William Smyth - Algebra - 1833 - 288 pages
...a certain work. A and B together can perform it in 8 days, A and C together in 9 days, and B and C together in 10 days. In how many days can each alone perform the same work ? 6. Three men, A, B, C, driving their sheep to market, says A to B and C, if each of you will give...
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First Lessons in Algebra: Being an Easy Introduction to that Science ...

Ebenezer Bailey - Algebra - 1835 - 258 pages
...be equal to 34. 6. If A and B can perform a piece of work in 8 days, A and C in 9 days, and B and C in 10 days, in how many days can each alone perform the same ,work ? 7. Says A to B and C, "If each of you will give me 10 cents, my money will be, to what you will both...
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An Introduction to Algebra: With Notes and Observations : Designed for the ...

John Bonnycastle - Algebra - 1837 - 296 pages
...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 same work alone. Ans. A 14J days,...
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A Treatise on the Elements of Algebra

James Bryce - Algebra - 1837 - 322 pages
...number. Ans. 71. 44. If A and В can do a piece of work in 8 days, A and С in 9 days, and В and С in 10 days; in how many days can each alone perform the same work? Ans. In 14ff, 17ff, 23^ days. 45. Find two numbers whose difference is 8, and product 105. - Ans. 7...
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An Elementary Treatise on Algebra, Theoretical and Practical: With Attempts ...

John Radford Young - Algebra - 1838 - 358 pages
...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...respectively : then A can do - of the whole in a day ; X • ' 1 and since A and В do the whole in 8 days, 8 8 .-.- + - (= the whole work) = 1 ; also, since...
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