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" Sam are walking in opposite directions. Joe walks at the rate of 5 miles an hour, and Sam walks at the rate of 7 miles an hour. How far apart will they be at the end of 3 hours? SOLUTION: The factor to be found is distance. "
Elements of Arithmetic: The primary-school arithmetic, designed for ... - Página 117
por Horace Mann, Pliny Earle Chase - 1851 - 160 páginas
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The Elements of Arithmetic ... in which Decimal and Integral Arithmetic are ...

Pliny Earle Chase - 1844 - 164 páginas
...trains start from the same point, in opposite directions; one travels 10 miles an hour, and the other 15 miles an hour. How far apart will they be in 1 hour? In 4 hours? 22. Two railway trains start from the same point, in opposite directions; one travels 12j...
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An Intellectual Arithmetic: With an Introduction to Written Arithmetic

George Augustus Walton, Electa N. L. Walton - 1869 - 188 páginas
...and travel in the same direction, one at the rate of 2 miles an hour, and the other at the rate of 12 miles an hour; how far apart will they be in 1 hour ? in 2 hours ? in 4 hours ? 9. A person bought 8 pencils at 6 cents apiece, and 4 quires of paper at 9 cents...
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A New Elementary Arithmetic: Uniting Oral and Written Exercises

Emerson Elbridge White - 1883 - 288 páginas
...start from the same port and sail in the same direction, one sailing 15 miles an hour and the other 9 miles an hour : how far apart will they be in 1 hour? In 12 hours? WRITTEN PROBLEMS. 26. The greater of two numbers is 4056, and their difference is 3650 :...
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A New Elementary Arithmetic: Uniting Oral and Written Exercises

Emerson Elbridge White - 1883 - 282 páginas
...start from the same port and sail in the same direction, one sailing 15 miles an hour and the other 9 miles an hour: how far apart will they be in 1 hour? In 12 hours? WRITTEN PROBLEMS. 26. The greater of two numbers is 4056, and their difference is 3650: what...
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First Book of Arithmetic: Uniting Oral and Written Exercises

Emerson Elbridge White - 1890 - 178 páginas
...men start from the same place and walk in opposite directions, one 2f miles an hour and the other 3£ miles an hour : how far apart will they be in 1 hour ? In 4 hours ? In 10 hours ? 68. A grocer bought 4 crocks of butter, weighing respectively 31f pounds, 28f...
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Elementary Arithmetic

John Williston Cook, Nebraska C. Cropsey - 1893 - 316 páginas
...from the same place and travel in the same direction ; one travels 40 miles an hour, and the other 35 miles an hour ; how far apart will they be in 1 hour ? (Show by drawing.) How far in 6 hours ? 2. Charles gets $6 a month for selling a daily paper ; Henry...
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The Werner Mental Arithmetic

Albert Newton Raub - 1894 - 168 páginas
...B start at the same point and travel in the same direction, A at the rate of 4 miles an hour and B at the rate of 7 miles an hour, how far apart will they be in 3 hours? In 5 hours? In 8 hours? 45. A farmer sells 5 pounds of butter at 25 cents a pound, and takes...
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An Elementary Arithmetic: With Oral and Written Exercises

George Washington Hull - 1894 - 204 páginas
...same place and walk in opposite directions, one at the rate of 3^- miles an hour, and the other 4£ miles an hour ; how far apart will they be in 1 hour ? In 8£ hours? 14. A merchant bought three cans of lard, weighing respectively 51^ Ibs., 49f Ibs., and...
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A Mental Arithmetic

George Albert Wentworth - 1895 - 200 páginas
...the same time and walk in the same direction. If В walks 3£ miles per hour and A walks 2f miles per hour, how far apart will they be in 1 hour ? in 5 hours ? 3. How far apart will A and В be in 5 hours, if they walk in opposite directions at the rate given...
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The Indiana School Journal, Volumen41

1896 - 938 páginas
...this : Two men start from the same point and walk in opposite directions. One walks at the rate of 5 miles an hour, and the other at the rate of 7 miles an hour ; how far apart will they be at the end of 1 2 hours. VI. The children seemed to appreciate their own ability, and when any work...
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