 | Moffatt and Paige - 1879 - 248 pages
...consume 5 barrels of flour in 12 days, how many soldiers will consume 15 barrels in 2 days ? (n) If 20 men can perform a piece of work in 12 days, how many men will perform another piece of work three times as great in a fifth part of the time ? (12) If the 4</.... | |
 | Jacob Rau Spiegel - Examinations - 1879 - 310 pages
...3, and the number of terms 21. What is the least term, and what the sum of the series ? 385. If 20 men can perform a piece of work in 12 days, how many men will accomplish another piece 3 times as large in \ part of the time ? 386. A person employed 4 workmen,... | |
 | Robert Johnston (F.R.G.S.) - 1879 - 320 pages
...per yard; also the cost of carpeting it with carpet 5 quarters wide at 2s. 4l¿ per yard. 6. If 20 men can perform a piece of work in 12 days, how many will perform another piece of work 6 times as great in one-tenth of the time? 7. If 3 men mow 20 acres... | |
 | New York (State). Department of Public Instruction - 1887 - 268 pages
...Orleans is 89° 2' West ; when it is 9 am at New Orleans, what is the time at Washington ? 8. If 40 men can perform a piece of work in 12 days, how many men will perform another piece of work three times as large in one-fif Ih of the time ? (Solve by proportion.)... | |
 | Charles Scott Venable - Arithmetic - 1888 - 402 pages
...each, how long will it take 3 women to do twice the same work, counting 10 hours to the day ? 8. If 20 men can perform a piece of work in 12 days, how many men will it require to perform another piece of work, 3 times as great, in ^ of the time ? 9. If 8 men... | |
 | William James Milne - Arithmetic - 1892 - 440 pages
...wide in 10 days. How long will it take 5 workmen to dig a ditch 45 rd. long and 4 ft. wide ? 4. If 18 men can perform a piece of work in 12 days, how many men could perform another piece of work 4 times as great in ^ of the time ? 5. If the freight charges on... | |
 | Henry Sinclair Hall, Samuel Ratcliffe Knight - Arithmetic - 1892 - 212 pages
...starting from the same place, arrived five minutes before the first : when did the second vessel start? 3. If 15 men can perform a piece of work in 12 days of 10 hours each, how many men will perform a piece of work four times as great in a fifth part of... | |
 | John Marvin Colaw, John Kelley Elkwood - Arithmetic - 1900 - 450 pages
...sulphur in the proportion of 38, 7, and 5. How many pounds of sulphur in 180 pounds of powder ? 14. If 20 men can perform a piece of work in 12 days, how many men can do a piece of work 3 times as large in £ of the time ? 15. A man rides a certain distance at the... | |
 | Athens (Ga.). City Schools - Education - 1903 - 58 pages
...and B lost $225. A's money at this time was double that of B's. What amount did each invest? 7. If 18 men can perform a piece of work in 12 days, how many men could perform another piece of work 4 times as great in 1-8 of the time? 8. A piano, the list price... | |
 | United States. Bureau of Naval Personnel - Naval education - 1915 - 110 pages
...end of 5 months in order that the remaining provisions may last the rest 8 months longer ? 6. If 18 men can perform a piece of work in 12 days, how many men will it take to do 4 times as much work in $ the time ? 7. Divide 420 into 3 parts which shall be to... | |
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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. 
