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" 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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The Franklin Written Arithmetic with Examples for Oral Practice

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...an hour. At the same time Smith starts at Worcester for Springfield, and travels at the rate of 9| miles an hour. How far apart will they be at the end of an hour ? In how many hours will they meet ? 143. To what must you add the difference between 11^ and...

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Horatio Nelson Robinson - 1878 - 80 σελίδες
...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 be at the end of 1 hour 1 At the end of 2 hours ? 5 hours? 6 hours? 8 hours? 10 hours? 5. A grocer sold 2 pounds of...

The Franklin Written Arithmetic, with Examples for Oral Practice

Edwin Pliny Seaver - 1878
...an hour. At the same time Smith starts at Worcester for Springfield, and travels at the rate of 9| miles an hour. How far apart will they be at the end of an hour ? In how many hours will they meet ? 143. To what must you add the difference between 11 ^...

The Franklin Written Arithmetic: With Examples for Oral Practice

Edwin Pliny Seaver - 1878 - 348 σελίδες
...an hour. At the same time Smith starts at Worcester for Springfield, and travels at the rate of 9^ miles an hour. How far apart will they be at the end of an hour 3 In how many hours will they meet ? 143. To what must you add the difference between 11^ and...

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Edwin Pliny Seaver, George Augustus Walton - 1878 - 348 σελίδες
...an hour. At the same time Smith starts at Worcester for Springfield, and travels at the rate of 9^ miles an hour. How far apart will they be at the end of an hour ? In how many hours will they meet ? 143. To what must you add the difference between 11 ^...

The Franklin Written Arithmetic: With Examples for Oral Practice

Edwin Pliny Seaver, George Augustus Walton - 1878 - 348 σελίδες
...an hour. At the same time Smith starts at Worcester for Springfield, and travels at the rate of 9-} miles an hour. How far apart will they be at the end of an hour ? In how many hours will they meet ? 143. To what must you add the difference between 11-j...

The Franklin Written Arithmetic: With Examples for Oral Practice

Edwin Pliny Seaver, George Augustus Walton - 1878 - 348 σελίδες
...an hour. At the same time Smith starts at Worcester for Springfield, and travels at the rate of 9^ miles an hour. How far apart will they be at the end of an hour 1 In how many hours will they meet ? 143. To what must you add the difference between 11 T...

A Practical Arithmetic for Intermediate, Grammar, and Common Schools

Edward Olney - 1879 - 390 σελίδες
...same direction. The passenger-train moves at the rate of 37 miles an hour, and the freight-train 19 miles an hour. How far apart will they be at the end of 13 hours? ANS., 234 miles. How far apart had they run in different directions ? ANS., 728 miles. 61....

Plane and Spherical Trigonometry and Surveying

George Albert Wentworth - 1891 - 267 σελίδες
...and move along straight tracks that form an angle of 30°, one train at the rate of 30 miles an honr, the other at the rate of 40 miles an hour. How far apart are the trains at the end of half an hour ? a a Л ч l(A + е(ЛIog(a-6) colog (a + 6) log tan i (...

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Horatio Nelson Robinson - 1891 - 80 σελίδες
...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 be at the end of 1 hour ? At the end of 2 hours 1 5 hours 1 6 hours ? 8 hours 1 10 hours ? 5. A grocer sold 2 pounds...




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