 | Charles Davies - Algebra - 1839 - 264 pages
...and J 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 14f|, B 17ff,... | |
 | John D. Williams - Algebra - 1840 - 634 pages
...284+24=308, 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... | |
 | W. F. Walker - Arithmetic - 1841 - 246 pages
...work jointly? Ans. | of a week. (69.) If A and B together can perform a work in 8 days, and A and C in 9 days, and B and C in 10 days, how many days will it take each to perform the work alone ? Ans. A 14f|da.; B 17f?da.; C 23T^da. § 131. 1. Questions... | |
 | 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|,... | |
 | 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,... | |
 | 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... | |
 | 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...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 ? f A in 14f| days. Ans. •> B " 17f a '•... | |
 | James H. Porter - Arithmetic - 1845 - 254 pages
...per ell must I sell the undamaged part so that I may clear d£50 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.... | |
 | 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 days, and B and C in 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... | |
 | 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...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 14JJ days, B 17|2, and C 23 S ' T... | |
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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 will it take each person to perform the same work alone. 
