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" ... 3 miles an hour ; how far apart will they be at the end of 5 hours 1 64. "
The American Intellectual Arithmetic: Containing an Extensive Collection of ... - Σελίδα 33
των John Fair Stoddard - 1866 - 176 σελίδες
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Colburn's First Lessons: Intellectual Arithmetic, Upon the Inductive Method ...

Warren Colburn - 1828 - 190 σελίδες
...place and travel different ways ; one travels two miles in an hour ; the other travels three miles in an hour ; how far apart will they be at the end of one hour ? How fur at the end of two hours ? How far at the end of three hours 1 How far at the end...

Mental Arithmetic Upon the Inductive Plan: For Beginners

Benjamin Greenleaf - 1846 - 92 σελίδες
...Lowell, and travel the same way ; A travels at the rate of 4 miles an hour, and В at the rate of 9 miles an hour ; how far apart will they be at the end of one hour ? How far at the end of 2 hours? 4 hours? 6 hours? 7 'hours ? 10. Six less two are how many?...

Intellectual Arithmetic, Upon the Inductive Method of Instruction

Warren Colburn - 1847 - 170 σελίδες
...place and travel different ways ; one travels two miles in an hour ; the other travels three miles in an hour ; how far apart will they be at the end of one hour ? How far at the end of two hours 1 How far,at the end of three hours 1 How far at the end...

Primary Arithmetic, Or, Mental Operations in Numbers: Being an Introduction ...

Daniel Adams - 1848 - 194 σελίδες
...travel in opposite directions, one at the rate of five miles an hour, the other at the rate of four miles an hour ; how far apart will they be at the end of one hour ? — of seven hours ? — of twelve hours ? 21. Five times nine, and how many more make fifty...

The American Intellectual Arithmetic: Designed for the Use of Schools and ...

John Fair Stoddard - 1849 - 176 σελίδες
...start from the same place, and travel the same way ;—one at the rate of 3 miles an hour, the other 8 miles an hour; how far apart will they be at the end of 8 hours? 63. Two men are 50 miles apart, and approach each other;—one at the rate of 2 miles an hour,...

The Child's First Book in Arithmetic

Nelson M. Holbrook - 1849 - 116 σελίδες
...place, and travel the same way, one at the rate of 3 miles an hour, and the other at the rate of 5 miles an hour, how far apart will they be at the end of 1 hour ? At the end of 3 hpurs ? 5 hours ? 7 hours ? 9 hours ? 12 hours ? 5. A family of 5 persons...

Intellectual Arithmetic: Upon the Inductive Method of Instruction

Warren Colburn - 1849 - 166 σελίδες
...place and travel different ways ; one travels two miles in an hour ; the other travels three miles in an hour ; how far apart will they be at the end of one hour ? How far at the end of two hours ? How far at the end of three hours ? How far at the end...

An Intellectual and Practical Arithmetic: Or, First Lessons in Arithmetical ...

James L. Enos - 1851 - 156 σελίδες
...same place and travel different ways ; one at the rate of 3 miles in an hour, and the other 5 miles in an hour ; how far apart will they be at the end of the first hour ? How far at the end of 2 hours ? 4 hours ? 5 hours ? 8 hours ? 9 hours ? 75. A boy...

Greenleaf's Primary Arithmetic

Benjamin Greenleaf - 1854 - 156 σελίδες
...travel in opposite directions, one at the rate of 4£ miles an hour, and the other at the rate of 6J miles an hour ; how far apart will they be at the end of 1 hour ? How far in 4 hours ? 6 hours ? 10 hours ? 14. Three men hired a pasture for 60 dollars. A...

New University Arithmetic: Embracing the Science of Numbers, and Their ...

Charles Davies - 1856 - 450 σελίδες
...same point, one sails due north at the rate of 10 miles an hour, the other due west at the rate of 14 miles an hour: how far apart will they be at the end of 2 days, supposing the surface of the earth to be a plane ? 12. How much more will it cost to fence...




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