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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. "
Mathematics: Compiled from the Best Authors and Intended to be the Text-book ... - Page 352
1801 - 426 pages
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Elements of Algebra

Charles Davies - Algebra - 1842 - 368 pages
...lasted the woman 30 days ; how 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...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 14ff days, B 17ff, and C 23J y ....
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Elementary Algebra: Embracing the First Principles of the Science

Charles Davies - Algebra - 1842 - 284 pages
...and ^ of the third, may be all equal to each other. Ans. 8, 12, and 16. 9. If A and B together can do a piece of work in 8 days, A and C together in 9 days, and B and C in ten days ; how many days would it take each to perform the same work alone ? Ans. A 14ff , B 17f|,...
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A Treatise of Arithmetic: Designed for the Use of the Elementary Schools ...

Arithmetic - 1843 - 142 pages
...in 12 days, and B and C can do in 16 days ; in what time could each do it separately ? 24. A and B can perform a piece of work in 8 days, A and C can do the same in 12 days, and B and C in 16 days ; in what time could each separately perform it,...
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Elements of Algebra: Embracing ... the Theory and Application of Logarithms ...

Davis Wasgatt Clark - 1844 - 394 pages
...47; and of the first, J of the second, and J of the third equal to 38. Jlns. 24, 60, and 120; 7. If A and B together can perform a piece of work in 8 days, A and G together in 9 days, and B and C in 10 days, how many days will it take each person alone to perform...
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A New System of Arithmetic and Mathematics

James H. Porter - Arithmetic - 1845 - 252 pages
...per ell must I sell the undamaged part so that I may clear =50 by the whole ?' Ans. 11s. 7|d. 222. A and B together can perform a piece of work in 8...it take each person to perform the same work alone ? f A in 14f| days. Ans. •> B " 17f a '• 1C " 2337T " 223. I would plant 10 acres of hop ground,...
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Elements of Algebra: Including Sturms' Theorem

Algebra - 1845 - 382 pages
...lasted the woman 30 days ; how many days would the man be in drinking it alone ? Ans. 20 days. 20. If A and B together can perform a piece of work in...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 14f days, B 17f, and C 23/T. 21....
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An Elementary Treatise on Algebra: Designed to Facilitate the Comprehension ...

Ormsby MacKnight Mitchel - Algebra - 1845 - 308 pages
...the woman 30 days, How many days would it last the man ? Ans. 20 days. 19. A and B can, together, do a piece of work in 8 days; A and C, together, in 9...10 days. How many days will it take each person to do the same piece of work, when they work separately ? Ans. A in 14 =4 days, B in 17 \\, C in 23 T7T....
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A New System of Arithmetic and Mathematics

James H. Porter - Arithmetic - 1845 - 254 pages
...per ell must I sell the undamaged part so that I may clear d50 by the whole ? Ans. 11s. 7fd. 222. A and B together can perfo.rm a piece of work in 8 days, A and C together in 9 days, and B and C in 1 0 days. How many days will it take each person to perform the same work alone ? {A in 14| days....
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A Treatise on Algebra: Containing the Latest Improvements. Adapted to the ...

Charles William Hackley - Algebra - 1846 - 542 pages
...lasted the woman 30 days ; how many days would the man alone be in drinking it ? Ans. 20 days. (40) If A and B together can perform a piece of work in...each person to perform the same work alone ? Ans. A 14JJ days, B 17|2, and C 23 S ' T . (41) A book is printed in such a manner that each page contains...
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Elements of Algebra: Embracing Also the Theory and Application of Logarithms ...

Davis Wasgatt Clark - Algebra - 1846 - 374 pages
...47; and \ of the first, J of the second, and \ of the third equal to 38. Jlns. 24, 60, and 120. 7. If A and B together can perform a piece of work in...days, A and C tog-ether in 9 days, and B and C in K) days, how many days will it take each person alone to perform the same work ? Jlns. Jl in 142f,...
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