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Βιβλία Βιβλία 1 - 10 από 44 για If 6 men in 16 days of 9 hours each build a wall 20 feet long, 6 feet high, and 4....
" 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... "
Complete Arithmetic: Or Third Book of a Series of Mathematics - Σελίδα 111
των Andrew H. Baker - 1878 - 193 σελίδες
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The Scholar's Arithmetic; Or, Federal Accountant ...: The Whole in a Form ...

Daniel Adams - 1807 - 216 σελίδες
...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 ? /)...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1808 - 480 σελίδες
...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....

Daboll's Schoolmaster's Assistant: Improved and Enlarged : Being a Plain and ...

Nathan Daboll - 1813 - 240 σελίδες
...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...

Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain ...

Nathan Daboll - 1818 - 240 σελίδες
...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...

Elements of Arithmetic

Etienne Bézout - 1824 - 219 σελίδες
...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...

Daboll's Schoolmaster's Assistant, Improved and Enlarged

Nathan Daboll - 1825 - 240 σελίδες
...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...

The Youth's Assistant in Theoretic and Practical Arithmetic, : Designed for ...

Zadock Thompson - 1828 - 225 σελίδες
...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....

A Short System of Practical Arithmetic: Compiled from the Best Authorities ...

William Kinne - 1829
...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...

Connolly's Arithmetic: Or, The Ohio Accomptant: Being a Plain Practical ...

James L. Connolly (mathematician.) - 1829 - 250 σελίδες
...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...

A New and Easy Introduction to the Mathematics: Containing. A system of ...

Ira Wanzer - 1831 - 396 σελίδες
...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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