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" In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both be propelled by a steam engine,... "
Arithmetical Spyglass and Teacher's Assistant: Intended as a Key and ... - Página 48
por Charles Waterhouse - 1842 - 166 páginas
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Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 264 páginas
...5 hours., 86. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both be propelled by a steam engine, which...
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Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 264 páginas
...eveiy 5 hours. 86. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both be propelled by a steam engine, which...
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Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1830 - 264 páginas
...5 hours. . 86. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both be propelled by a steam engine, which...
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Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1830 - 264 páginas
...every 5 hours. 86. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same; if both be propelled by a steam engine, which...
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Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1831 - 264 páginas
...eveiy 5 hours. 86. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both he propelled by a steam engine, which...
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A New and Easy Introduction to the Mathematics: Containing. A system of ...

Ira Wanzer - 1831 - 396 páginas
...prisoners. 60. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same; if both be propelled by a steam engine, which...
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The Arithmetical Manual

Samuel Read Hall - 1832 - 288 páginas
...$0.a3-)-. 33. Supposing two boats start on a river at the same time, from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both be propelled by a steam engine which...
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Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1833 - 264 páginas
...eveiy 5 hours. 86. In a river, supposing two boats start at the same time from places 300 miles apart ; the one proceeding up stream is retarded by the current 2 miles per hour, while that moving down stream is accelerated the same ; if both be propelled by a steam engine, which...
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The North American Arithmetic: for advanced scholars. Part third

Frederick Emerson - 1834 - 288 páginas
...The hour and minute hands of a watch are together at 12 o'clock; when are they next together ? 29. Suppose two steamboats to start at the same time from...other moving down stream is accelerated the same. If each is propelled by a steam engine, that would move it 8 miles an hour in still water, how far...
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The North American Arithmetic: For Advanced Scholars. part third, Parte3

Frederick Emerson - 1839 - 288 páginas
...The hour and minute hands of a watch are together at 12 o'clock; when are they next together ? 29. Suppose two steamboats to start at the same time from...other moving down stream is accelerated the same. If each is propelled by a steam engine, would move it 8 miles an hour in still water, how far froi....
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