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 Βιβλία Βιβλία 41 - 50 από 144 για miles an hour and the other at the rate of 40 miles an hour ; how far apart will....
miles an hour and the other at the rate of 40 miles an hour ; how far apart will they be at the end of 2 hours
AN INTELLECTUAL ARITHMETIC, WITH AN INTRODUCTION TO WRITTEN ARITHMETIC. - Σελίδα 131
των A. WALTON, ELECTRA N. L. WALTON - 1869
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...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...

## Warren Colburn's First Lessons

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...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 F How far at the end of two hours ? How far at the end of three hours ? How far at the end...

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## THE AMERICAN INTELLECTUAL ARITHMETIC

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...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,...

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## Intellectual Arithmetic: Upon the Inductive Method of Instruction

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...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...

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...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 ? H flph' 12. How much more will it cost to...