 | George Willson - Arithmetic - 1836 - 202 pages
...the product of the first terms. The method of statement will best be illustrated by an example. 1. If 8 men can build a wall 20 feet long, 6 feet high,...build one 200 feet long, 8 feet high, and 6 feet thick ? Here the answer sought men 24 : 8~jj is days. We, therefore, length 20 : 200 I . . ' place 12 days... | |
 | Nathan Daboll - Arithmetic - 1837 - 262 pages
...the carriage of "t cwt. 2qrs. 25 Ib. 64 miles at the the вате rate ? Ans. S14, OScis. 6m. + 10. If 8 men can build a wall 20 feet long, 6 feet high...feet thick, in 12 days ; in what time will 24 men buiid one 200 feet long, 8 feet high, and 6 feet thick? 8 : 12 : : 20x8x4 24 : 20.0 X 8 х в 80 days,... | |
 | Charles Guilford Burnham - Arithmetic - 1837 - 266 pages
...to correspond with Inverse Proportion, and may be applied to both Simple and Compound. 14. If 6 men build a wall 20 feet long, 6 feet high and 4 feet thick, in 16 days, working 12 hours in a day, in how many days will 24 men build a wall 200 feet long, 8 feet... | |
 | George Willson - Arithmetic - 1838 - 194 pages
...the product of the first terms. The method of statement will best be illustrated by an example. 1. If 8 men can build a wall 20 feet long, 6 feet high,...build one 200 feet long, 8 feet high, and 6 feet thick ? Here the answer sought men 24 : 8") , is days. We, therefore, length 20 : 200 I "' place 12 days... | |
 | Benjamin Greenleaf - Arithmetic - 1839 - 356 pages
...which is fs = |. Thus, 117^-i Xi = 117-^i=tFXS = 9«6=104 Ans. 2. If 6 men, in 16 days of 9 hours each, build a wall 20 feet long, 6 feet high, and 4 feet thick, in how many days of 8 hours each, will 24 men build a wall 200 feet long, 8 feet high, and 6 feet thick... | |
 | Nathan Daboll - 1839 - 220 pages
...wall, how many men'will build four times as much in a fifth part of the time ? Ans. 600. 13. If 6 men build a wall 20 feet long 6 feet high and 4 feet thick in 16 days, in what time will 24 men build one 200 feet long 8 feet high and 6 feet thick ? men. da. ft.... | |
 | Frederick Emerson - Arithmetic - 1839 - 300 pages
...pounds, what will a bar weigh, ihat is 6ft. long, 4 in. broad, and 2 in. thick? 50. If 6 men built a wall 20 feet long, 6 feet high, and 4 feet thick, in 16 days, in how many days will 24 men build a wall 200 feet long, 8 feet high, and 6 feet thick ? 51... | |
 | Calvin Tracy - Arithmetic - 1840 - 316 pages
...what principal will gain 6 dollars in 12fcnonths ? Ans. 105 dollars. 13. If 8 men can build a wall,"20 feet long, 6 feet high, and 4 feet thick, in 12 days, in what time can 24 men build one, 200 feet long, 8 feet high, and 6 feet thick ? Ans. 80 days. days, by 145 men;... | |
 | Thomas H. Palmer - Education - 1840 - 300 pages
...273 by 13 and by 7, or by their product, 91, 1 : 12 1 :10 > 3 : x — 360, by inspection. 2. If 6 men build a wall, 20 feet long, 6 feet high, and 4 feet thick, in 16 days, in what time will 24 men build one, 200 feet long, 8 feet high, and 6 feet thick ? 24 : 6... | |
 | Calvin Tracy - Arithmetic - 1840 - 326 pages
...simple ratios. The following sum may serve as an illustration : If 3 men, in 16 days, of 9 hours each, build a wall 20 feet long, 6 feet high, and 4 feet thick, in how many days, of 8 hours each, will 13 men build a wall 200 feet long, 8 feet high, and 6 feet thick... | |
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If 8 men can build a wall 20 feet long, 6 feet high and 4 feet thick, in 12 days ; in what time... 
