 | John Hind - Arithmetic - 1840 - 252 pages
...these examples, the causes are simple terms, being dependent upon only one magnitude. Ex. 3. If 10 men can perform a piece of work in 12 days; how many days will it take 8 men to do the same ? Here, the causes will evidently be to each other, as 10 x... | |
 | W. F. Walker - Arithmetic - 1841 - 246 pages
...what is each one's share ? Ans. A's$36; B's $28. (33.) From -? Of U of 7, take | of f . Ans. 45V (34.) If 20 men can perform a piece of work in 12 days, how many men will accomplish another thriee as large, in a fifth part of the time ? Ans. 300 men. (35.)" A and B can build a boat... | |
 | Charles DAVIES (LL.D.) - Arithmetic - 1843 - 348 pages
...each man ? Ans. men. 36. A younger brother received $8400, which was just £ of his elder brother's fortune : what was the father worth? Ans. $19200'.....days,. how many men will accomplish three times as much inone-fifth of the time ? Ans. 300, 38. Suppose that I have fg of a ship worth $1200 ; what part have... | |
 | Charles Davies - Arithmetic - 1844 - 666 pages
...each ma's ? Ans. men. 36. A younger brother received $8400, which was just £ of his elder brother's fortune: what was the father worth ? Ans. $19200....one-fifth of the time ? Ans. 300. 38. Suppose that I have j\ of a ship worth $1200; what part have I left after selling -f of £ of my share, and what is it... | |
 | Charles Davies - Arithmetic - 1846 - 362 pages
...received $8400, which was just J of his elder brother's fortune: what was the father worth ? Jlns. $19200. 37. If 20 men can perform a piece of work...accomplish three times as much in one-fifth of the time ? Jlns. 300. 38. Suppose that I have j% of a ship worth $1200 ; what part have I left after selling... | |
 | Charles Davies - Arithmetic - 1847 - 368 pages
...$8400, which was just £ of his elder brother's fortune : what was the father worth? Ans. $19200. 33. If 20 men can perform a piece of work in 12 days,...times as much in one-fifth of the time ? Ans. 300. 34. Suppose that I have T3^- of a ship worth $1200; what part have I left after selling -| of £ of... | |
 | Charles Davies - Arithmetic - 1847 - 368 pages
...$8400, which was just J of his elder brother's fortune : what was the father worth ? Ans. $19200. 33. If 20 men can perform a piece of work in 12 days,...times as much in one-fifth of the time ? Ans, 300. 34. Suppose that I have ^ of a ship worth $1200; what part have I left after selling J of ^ of my share,... | |
 | Charles Davies - 1852 - 344 pages
...the time, said, the time past noon is equal to ^ of the time past midnight : what was the hour 1 39. If 20 men can perform a piece of work in 12 days, how many men will accomplish thrice as much in one-fifth of the time? 40. How many stones 2 feet long, 1 foot wide, and 6 inches... | |
 | Charles D. Lawrence - Arithmetic - 1854 - 336 pages
...be required to supply 40 sheep during the months of January and February, in Leap years ? Ans. 23. If 20 men can perform a piece of work in 12 days, how many men can perform another piece of work, 3 times as large, in a fifth part of the time ? Ans. 300. 24. If... | |
 | Barnard Smith - Arithmetic - 1854 - 368 pages
...Divisor =12x6 = 72 72) 480 (6 432 48_2 T¿~3 Hence the required price will be 6fs. = 6*. 8d, Ex. 6. If 20 men can perform a piece of work in 12 days, find the number of men who could perform another piece of work 3 times as great in £th of the time.... | |
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If 20 men can perform a piece of work in 12 days, how many men will accomplish three times as much in one-fifth of the time ? Ans. 
