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" 7. Two men start from the same place and travel in opposite directions : one travels 3 miles an hour, and the other 4 miles an hour ; how far apart will they be at the end of 1 hour ? of 2 hours ? of 5 hours "
AN INTELLECTUAL ARITHMETIC, WITH AN INTRODUCTION TO WRITTEN ARITHMETIC. - Σελίδα 40
των A. WALTON, ELECTRA N. L. WALTON - 1869
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A New Elementary Arithmetic: Uniting Oral and Written Exercises

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...thread at 5 cents apiece, and gave the shop-keeper a silver dollar: how much change did she receive? 22. Two men start from the same place, and travel in opposite directions, one at the rate of 3 miles an hour and the other at 5 miles an hour: how far will they be apart in 1 hour?...

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...domestic animal. Change to plural. MENTAL ARITHMETIC. 1. 82+9+9—8—8—7—7—9+8+9+6+7+8=? 2. Two men start from the same place and travel in opposite directions ; one at the rate of 7 miles an hour, the other at the rate of 4 miles an hour; how far apart will they be...

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First Part of the Franklin Written Arithmetic with Supplementary Examples

Edwin Pliny Seaver, George Augustus Walton - 1885 - 92 σελίδες
...to pay for 2 pounds of coffee at 30 cents a pound, and 12 pounds of beef at 15 cents a pound ? 103. Two men start from the same place and travel in opposite directions, one going 21 miles, and the other 18 miles. How far apart are they then ? 104. How many square feet are...

Common School Education: Devoted to the Art of Instruction, Τόμος 2

1888
...to another, and | of a dozen to another. He then had two dozen left; how many did he have at rtrst? Two men start from the same place and travel in opposite directions. One travels 32 miles a day, and the other travels 34 miles a day. How far apart will they be at the end of 6 days?...

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John Fair Stoddard - 1889 - 186 σελίδες
...men can do a piece of work in 9 days, how many days will it take 1 man to perform the same work ? 60. Two men start from the same place, and travel in opposite directions, one at the rate of 7 miles an hour, the other, 9 miles an hour; how far apart will they be in 2 hours ?...

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Seymour Eaton - 1889 - 230 σελίδες
...apples he paid 2 cents each, and for the oranges 3 cents each ; how many of each did he buy ? 465. Two men start from the same place and travel in opposite directions, one at the rate of 3 miles an hour and the other at the rate of 4 miles an hour ; how far apart will they...

Stoddard's New Intellectual Arithmetic: Containing an Extensive Collection ...

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...men can do a piece of work in 9 days, how many days will it take 1 man to perform the same work ? 60. Two men start from the same place, and travel in opposite directions, one at the rate of 7 miles an hour, the other, 9 miles an hour ; how far a^«rt will they be in 2 hours...

Stoddard's New Intellectual Arithmetic: Containing an Extensive Collection ...

John Fair Stoddard - 1889 - 186 σελίδες
...men can do a piece of work in 9 days, how many days will it take 1 man to perform the same work ? 60. Two men start from the same place, and travel in opposite directions, one at the rate of 7 miles an hour, the other, 9 miles an hour; how far apart will they be in 2 hours ?...




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