 | Daniel Adams - Arithmetic - 1807 - 248 pages
...found ? 5. WHEN the proportion is Inverse, how is the answer to be found ? JEXERCISES. 1. IF 6 men build a wall 20 feet long, 6 feet high, and 4 feet wide in 16 days, in what time will 24 men build one 200 feet long, 8 feet high and 6 feet thick ? /)... | |
 | Nicolas Pike - Algebra - 1808 - 470 pages
...be built in 5 months. 1 demand the number of men to be employed about it ? Ans. 48 men. 8. 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 i m. da. ft.... | |
 | Nathan Daboll - Arithmetic - 1813 - 244 pages
...carriage of * ewt. 2 qrs. 25 Ib. 04 miles, at the same rate ? Ans. gM,08c<i. 6m. + 10. If 8 men can build a wall 20 feet long, 6 feet high and 4 feet thick, in 12 days ; in what time' will 24 mer build one 200 feet long, 8 feet high, and 6 feet thick ? 8 : 12... | |
 | Nathan Daboll - Arithmetic - 1818 - 246 pages
...carriage of 7 cwt. 2 qrs. 25 Ib. 64 miles at the same rate ? i Jlns. g14, O&cts. 6m.+ 10. If 8 men can build a wall 20 feet long, 6 feet high and 4 feet thick, in 12 days ; in what time will 24 men build one 200 leet long, 8 feet high, and 6 feet thick ? 8 : 12... | |
 | Etienne Bézout - Mathematics - 1824 - 238 pages
...miles cost 812,80, what must be paid for the carriage of 4cwt. 32 miles ? Ans. gl,60cts. 10. If 6 men build a wall 20 feet long, 6 feet high, and 4 feet thick, in 1 6 days ; in what time will 24 men build one 200 feet long, 8 feet high and 6 feet thick ? Ans. 80... | |
 | Nathan Daboll - Arithmetic - 1825 - 248 pages
...carriage of 7 cwt. 2 qrs. 25 Ib. 64-miles at the same rate ? Ans. g 14, 0S'ís. 6;п.+ 10. IfS men can build a wall 20 feet long. 6 feet high and 4 feet thick, in 12 days ; in what time will 2-I men bujld ene 200 /cet long, Й feet high, and 6 feet thick ? 8 : 12... | |
 | Zadock Thompson - Arithmetic - 1828 - 238 pages
...candles. NOTE.—The exchange of one commodity for another, is called .Barter. s 9. If 6 men huild a wall 20 feet long, 6 feet high, and 4 feet thick, in 32 days ; in what time will 12 men huild a wall 100 feet long, 4 feet high, and 3 feet thick ? Ans.... | |
 | William Kinne - 1829 - 246 pages
...84 acres of wheat in 24 days, how many men can reap 100 acres in 10 days? Ans. 20 men. 5. lf 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 ? Ans. 80... | |
 | James L. Connolly (mathematician.) - Arithmetic - 1829 - 266 pages
...another piece of work, four times as large, in a fourth of the time? Ans. 480 men. 7. If 8 men can build a wall 20 feet long, 6 feet high, and 4 feet thick, in 1-2 days, in what time will 24 men build one 200 feet long, 8 feet high, and 6 feet thick? Ans. 80... | |
 | Ira Wanzer - Arithmetic - 1831 - 408 pages
...will 5000 copies require, if the work be extended to 12.i sheets? Ans. 125 reams. 12. If 6 men can build a wall 20 feet long, 6 feet high, and 4 feet thick, in 10 days ; in what time will 24 men build a wall 200 feet long, 8 feet high and 6 feet thick? Men, •... | |
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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... 
