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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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## Manual of Intellectual Arithmetic: An Independent Treatise Upon the Basis of ...

Benjamin Greenleaf - 1877 - 151 σελίδες
...8 times 8 than 7 times 9 ? 6. How much more is 8 times 9 than 10 times 7 ? Than 6 times 12 ? 7. If two men start from the same place, and travel in opposite directions, the one traveling at the rate of 3 miles an hour, and the other at the rate of 4 miles an hour, how...

## Elementary Arithmetic, Oral and Written

William Guy Peck - 1878 - 232 σελίδες
...are eight rows of squares and eight squares in each row; how many squares are there on the board ? 5. Two men start from the same place and travel in opposite directions ; one travels 2 miles an hour, the other travels 3 miles an hour; how far apart will they be at the end of 5 hours...

## Robinson's Progressive Primary Arithmetic: For Primary Classes in Public and ...

Horatio Nelson Robinson - 1878 - 80 σελίδες
...coat, 3 yards for a pair of pantaloons, and 1 yard for a vest ; how many yards were left ? 4. If 2 men start from the same place and travel in opposite directions, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour, how far apart will they...

## Bradbury's Eaton's Practical Arithmetic: Combining Oral and Written Exercises

William Frothingham Bradbury - 1879 - 374 σελίδες
...for a chain, 1 dollar for a key, and 5 dollars for a pin ; how many dollars did she give for all 1 8. Two men start from the same place and travel in opposite directions, one at the rate of two miles in an hour, and the other six; how far apart are they in 7 hours? How far...

## A Mental Arithmetic on the Inductive Plan: Being an Advanced Intellectual ...

Benjamin Greenleaf - 1879 - 180 σελίδες
...is 8 times 8 than 7 times 9? 9. How much more is 8 times 9 than 10 times 7? Than 6 times 12? 10. If two men start from the same place, and travel in opposite directions, the one traveling at the rate of 8 miles an hour, and the other at the rate of 4 miles an hour, how...

## A Mental Arithmetic, on the Inductive Plan: Being an Advanced IntellectuaL ...

Benjamin Greenleaf - 1879 - 180 σελίδες
...8 times 8 than 7 times 9 ? 9. How much more is 8 times 9 than 10 times 7 ? Than 6 times 12 ? 10. If two men start from the same place, and travel in opposite directions, the one traveling at the rate of 3 miles an hour, and the other at the rate of 4 mile* an hour, how...

## Robinson's Progressive Primary Arithmetic: For Primary Classes in Public and ...

Horatio Nelson Robinson - 1880 - 80 σελίδες
...coat, 3 yards for a pair of pantaloons, and 1 yard for a vest ; how many yards were left ? 4. If 2 men start from the same place and travel in opposite directions, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour, how far apart will they...

## Bradbury's Eaton's Practical Arithmetic, Combining Oral and Written ...

...for a chain, 1 dollar for a key, and 5 dollars for a pin; how many dollars did she give for all? 8. Two men start from the same place and travel in opposite directions, one at the rate of two miles in an hour, and the other six; how far apart are they in 7 hours? How far...

## The Complete Arithmetic: Oral and Written, Τόμος 1

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...week, what is the cost of 21 weeks board ? 16. What cost 20 pounds -of beef, at 12 cents a pound. 17. Two men start from the same place, and travel in opposite directions, one at the rate of 0 miles an hour, the other, of 8 miles an hour. How far apart will they be at the end...

## The Complete Arithmetic: Oral and Written

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...obtained \$7665 for the apples from his orchard at \$ 3 a barrel. How many barrels did he have ? 134. Two men start from the same place and travel in opposite directions, one at the rate of 25 miles a day, and the other at the rate of 31 miles a day. When 5656 miles apart how...