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" If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days : how many days would it take each person to perform the same work alone ? Ans. A 14JA days, B 17fa, and C 23JT. "
Elementary Algebra: Embracing the First Principles of the Science - Page 106
by Charles Davies - 1842 - 258 pages
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An Introduction to Algebra: With Notes and Observations: Designed for the ...

John Bonnycastle - Algebra - 1782 - 201 pages
...•what time would they joindy pr0duce_the_effe& 4? '+& **1 time. 26. If A and B together can perform a piece of work in 8 days ; A and C together in 9 days ;' and .B and C in 10 days : How many days will it take each perfon to perform the fame work alone ? ' Anf. lajs.ll, anz....
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Select Exercises for Young Proficients in the Mathematicks: Containing I. A ...

Thomas Simpson - Mathematics - 1792 - 252 pages
...whence ac (-2« + 2) — 5^=150, »nd y (— a+JL QUESTION QUESTION LX, If A and B together can perform a Piece of Work in 8 Days ; A and C together in 9 Days \ and B and C in 10 Days. How many Days will it take each Perfon, alone, to perform the fame IVork ? Let the whole work...
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Mathematics: Compiled from the Best Authors and Intended to be the ..., Volume 1

Mathematics - 1801 - 426 pages
...respectively ; in what time would they jointly produce the effect d ? 26. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days ; how many days will it take each person to perform the same work alone ? Ans. A 14-34 days,...
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An Introduction to Algebra: With Notes and Observations : Designed for the ...

John Bonnycastle - Algebra - 1818 - 260 pages
...25 to fill up the square ; how many soldiers had he ? Ans. 24000 36. If A and B together can perform a piece of work in 8 days, A and c together in 9 days, and B and c in 10 days, how many days will it take each person to perform the the same work alone ? Ans. A 14|| days,...
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An Introduction to Algebra: With Notes and Observations, Designed for the ...

John Bonnycastle - Algebra - 1825 - 312 pages
...square ; how many soldiers had he ? Ans 24000. 36. If A and B together can perform a piece of work in 3 days, A and c together in 9 days, and B and c in 10 days, how many days will it take each person to perform the same work alone. Ans. A 14Jf days.B...
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An Introduction to Algebra, with Notes and Observations: Designed for the ...

John Bonnycastle - Algebra - 1829 - 312 pages
...to fill up the square ; how many soldiers had lie? Ans. i'4000. 36. If A and B together can perform a piece of work in 8 days, A and c together in 9 days, and B and c.in 10 day? howr many days will it lake each person to perform the work alone. Ans. A 14|A days, B...
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Elements of Algebra: Tr. from the French of M. Bourdon, for the ..., Volume 1

Bourdon (M., Louis Pierre Marie) - Algebra - 1831 - 389 pages
...many days would the man alone be in drinking it ? Ans. 20 days. 37. If A and B together can perform a piece of work in 8 days ; A and C together in 9 days ; and B and C in 10 days ; how many days would it take each person to perform the same work alone? Ans. A 14££ days,...
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Elements of Algebra

William Smyth - Algebra - 1833 - 288 pages
...$0,60 respectively. 5. Three laborers are employed in 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,...
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Elements of Algebra: Tr. from the French of M. Bourdon. Revised and Adapted ...

Charles Davies - Algebra - 1835 - 374 pages
...many days would the man alone be in drinking it ? Ans. 20 days. 20. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days : how many days would it take each person to perform the same work alone ? Ans. A 14JA days,...
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A New Introduction to the Science of Algebra ...

Silas Totten - Algebra - 1836 - 320 pages
...14, * = 8. Therefore A lost 10 shillings, B gained 2, and C 8. 6. If A and B together, can perform a piece of work in 8 days, A and C together, in 9 days, and B and C, in 10 days, how many days will it take each person alone, to perform the same work ? Let x, y, and z be...
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