 | Thomas Simpson - Algebra - 1821 - 426 pages
...• — .}- — =7. de+ ic+l Therefore x ( =ds — 6 ) = 16 ; y ( =d«+c ) =25 ; and u TROBLEM XXXVI. If A and B together can perform a piece of work in 8 (a) days, A a«rf C together in 9. (6) <fai/s, a«d B and C in 10 (c) days; how many days will it take... | |
 | John Bonnycastle - Algebra - 1825 - 336 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...many days will it take each person to perform the same work alone. Ans. A 14Jf days.B 1 7f f and c 23/T QUADRATIC EQUATIONS. A QUADRATIC EQUATION, as... | |
 | Peter Nicholson - Mathematics - 1825 - 1046 pages
...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 17^, ana С 23 /T. 34. How much foreign brandy at 8s. per gallon,... | |
 | Enoch Lewis - Algebra - 1826 - 180 pages
...lasted the woman 30 days ; how long would the man alone be in drinking it ? Ans. 20 days. 38. 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 ; how many days would they severally require to perform the same... | |
 | Ferdinand Rudolph Hassler - Arithmetic - 1828 - 230 pages
...jointly ? A us. in f of a week. --12. 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. To A = 14ff ; to B — 17£? ; to C = 23TV 13. The sides of two squares... | |
 | Bourdon (M., Louis Pierre Marie) - Algebra - 1831 - 446 pages
...lasted the woman 30 days ; how 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...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, Bl7f a, and C 23j>T.... | |
 | 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,... | |
 | Charles Davies - Algebra - 1835 - 378 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 14JA days, B 17fa, and C 23JT. 21.... | |
 | Ebenezer Bailey - Algebra - 1835 - 258 pages
...of the other two, and the third with £ of the other two, shall each 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... | |
 | Silas Totten - Algebra - 1836 - 332 pages
...preceding rules, we shall find #=26, y= 14, z = 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...in 10 days, how many days will it take each person alone, to perform the same work ? Let x, y, and z be the number of days in which A, B, and C respectively,... | |
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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. 
