| Horatio Nelson Robinson - Arithmetic - 1845 - 310 pages
...$22. ARITHMETIC. in an hour, in how many hours can they together mow acres Ans. 6 h. 30m. 301 sec. 31. **If A and B together can do a piece of work in** 7 days, and B alone in 12 days, in how many days can A alone do f of it? Ans. 11 1 days. 32. If 5 hundred... | |
| Davis Wasgatt Clark - Algebra - 1846 - 374 pages
...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 8 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,... | |
| Charles William Hackley - Algebra - 1846 - 544 pages
...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 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 14JJ days,... | |
| James Bryce - 1846 - 350 pages
...of the quotient got when the number was divided by 4. Required the number. Ans. 71. 44. If A and B **can do a piece of work, in 8 days, A and C** in 9 days, and B and C in 1 0 days ; in how many days can each alone perform the same work ? Ans. In... | |
| John Bonnycastle - Algebra - 1851 - 288 pages
...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 same work alone. Ans. A 14ff- days,... | |
| John Radford YOUNG - 1855 - 218 pages
...of the second, and one-sixth of the third shall together make 28 J. (9) A and B together can finish **a piece of work 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 finish the work ? [NOTE. The principles applied... | |
| William Smyth - Algebra - 1855 - 370 pages
...unknown quantities. 1. 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 ? Let x, y and z represent... | |
| Robert Rawson - 1855 - 208 pages
...assistance of В for 7 days he could do it in IS days, in what time could В do it ? (94) A and В **together can do a piece of work in 8 days, A and** С together in 10 days, В and С together in 12 days, in what time will each do it alone ? Section... | |
| Samuel Alsop - Algebra - 1856 - 150 pages
...the second, and one-tenth the third make 6|. What are they ? - Ans. 12, 18 and 24. Ex. 5. A. and B. **can do a piece of work in 8 days, A. and C.** in 9 days, and B. and C. in 10 days. What time would it take each to perform it alone ? Ans. A. 14|j,... | |
| Charles Davies - Algebra - 1857 - 262 pages
...equation, „. clearing of fractions, . 60 + 2ж = 5x ; .-. x = 20. 20. If A and В 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? Let the work be denoted... | |
| |