 | Charles Waterhouse - Arithmetic - 1842 - 180 pages
...labor) =££, what all did. Then.if 15 : 40 : : 1 : 2f days, Ans. 13. A and B can build a boat in 18 days, and with the assistance of C, they can do it in 11 days. In what time can C do it? * First, A and B, in one day, would do TV of the work, and A, B,... | |
 | Warren Colburn - Arithmetic - 1847 - 170 pages
...fill in 1 hour ? and how long would it take" them all to fill it, if they were all running at once ? 152. A and B together can build a boat in 8 days, aud with the assistance of C they can do it in 5 days ; how much of it can A and B build in 1 day ?... | |
 | Horace Mann, Pliny Earle Chase - Arithmetic - 1851 - 176 pages
...speculation, B. 300 dollars, and C. 200 dollars. How should they divide the gain, which was 90 dollars ? 42. A. and B. together can build a boat in 8 days, and...can A. and B. build in 1 day ? How much of it can А., В., and C. build in 1 day? How much of it can C. build alone in 1 day ? How long would it take... | |
 | John Bonnycastle - 1851 - 314 pages
...they are both set about it together ? Ans. 5yf days. (35.) A. and B. together can build a boat in 18 days, and with the assistance of C. they can do it in 11 days; in what time then would C. do it by himself? Ans. 28f days. (36.) If A. can do a piece of... | |
 | Benjamin Greenleaf - Arithmetic - 1852 - 156 pages
...first. What is the value of each horse ? 82. A and B together can do a certain work in 8 days, arid with the assistance of C they can do it in 5 days ; how much of it can A and B do in 1 day ? How much of it can A, B and C, do in 1 day ? How much of it can C do alone in 1 day ?... | |
 | Benjamin Greenleaf - Mental arithmetic - 1854 - 156 pages
...triple that of the first. What is the value of each horse ? 32. A and B together can do a certain work in 8 days, and with the assistance of C they can do it in 5 days ; how much of it can A and B do in 1 day ? How much of it can A, B and C, do in 1 day ? How much of it can C do alone in 1 day ?... | |
 | Thomas H. Palmer - Arithmetic - 1854 - 368 pages
...what time would it be filled if all three were set running ? 44. A and B can do a piece of work in 10 days, and with the assistance of C they can do it in 8 days. How long would it take C alone to do it ? £g — /v = A- Ans. 40 days. Why? 45. A man and... | |
 | Benjamin Greenleaf - 1855 - 160 pages
...of each horse ? 32. A and B together can do a certain work in 8 days, and with the assistance of С they can do it in 5 days ; how much of it can A and В do in 1 day ? How much of it can A, B and C, do in 1 day ? How much of it can С do alone in 1 day... | |
 | John Hind - 1856 - 346 pages
...times the said work 1 Answer: 3 days 12 hrs. 46^f9inin. (23) If A and B together can build a hut in 18 days and with the assistance of C they can do it in 11 days: in what time can C do it by himself? Answer: 28fdays. (24) If A can do a piece of work in... | |
 | Benjamin Greenleaf - Mental arithmetic - 1857 - 162 pages
...triple that of the first. What is the value of each horse ? 32. A and B together can do a certain work in 8 days, and with the assistance of C they can do it in 5 days ; how much of it can A and B do in 1 day ? How much of it can A, B and G, do in 1 day ? How much of it can C do alone in 1 day ?... | |
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B together can build a boat in 8 days, and with the assistance of C they can do it in 5 days ; how much of it can A and B... 
