 | Edwin Pliny Seaver - 1895 - 408 σελίδες
...hour. At the same time Mr. Smith starts at Worcester for Springfield, and travels at the rate of 0} miles an hour. How far apart will they be at the end of an hour ? In how many hours will they meet ? 23. Two boys are to have $ 1.75 for hoeing a field of... | |
 | George Albert Wentworth - 1895 - 404 σελίδες
...and move along straight tracks that form an angle of 30°, one train at the rate of 30 miles an hour, the other at the rate of 40 miles an hour. How far apart are the trains at the end of half an hour? 19. In a parallelogram given the two diagonals 5 and 6,... | |
 | George Albert Wentworth - 1895 - 436 σελίδες
...and move along straight tracks that form an angle of 30°, one train at the rate of 30 miles an hour, the other at the rate of 40 miles an hour. How far apart are the trains at the end of half au hour? 19. In a parallelogram given the two diagonals 5 and 6,... | |
 | George Albert Wentworth - 1895 - 222 σελίδες
...and B start from the same spot and walk in opposite directions. If A walk^3§- miles an hour and B 2f miles an hour, how far apart will they be at the end of an hour ? 18. What is the sum of 2 ft. 8 in. and 6 ft. 9 in. ? Lesson 44. Ex. 1. What is the difference... | |
 | George Albert Wentworth - 1895 - 200 σελίδες
...В start from the same spot and walk in opposite directions. If A walks 3f miles an hour and В 2£ miles an hour, how far apart will they be at the end of an hour ? 1 2. 3. 4. 5. Ч+Ц* 8I + 1A? 2f + 2¿? 2¿ + 3^? 3I + 4Í? 6. 7. 8. 9. 10. Ц+Ц+Ц? 2¿... | |
 | Edwin Pliny Seaver, George Augustus Walton - 1895 - 412 σελίδες
...hour. At the same time Mr. 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 ? 23. Two boys are to have $ 1.75 for hoeing a field of... | |
 | Edwin Pliny Seaver, George Augustus Walton - 1895 - 444 σελίδες
...hour. At the same time Mr. 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 ? 23. Two boys are to have $ 1.75 for hoeing a field of... | |
 | George Albert Wentworth - 1895 - 216 σελίδες
...and B start from the same spot and walk in opposite directions. If A walk 3f miles an hour and B 2f miles an hour, how far apart will they be at the end of an hour ? Lesson 44. Ex. 1. What is the difference between 2f and 1£ ? Solution : f — I = f —... | |
 | Edwin Pliny Seaver, George Augustus Walton - 1895 - 238 σελίδες
...go in opposite directions, one at the rate of 16£ miles an hour, and the other at the rate of 19^ miles an hour. How far apart will they be at the end of an hour ? MULTIPLICATION OF FRACTIONS. 140. To multiply a fraction by aa integer. Illustrative Examples.—Find... | |
 | John Williston Cook, Nebraska Cropsey - 1896 - 452 σελίδες
...time and travel on the same road. A travels at the rate of 26 miles an hour, and В at the rate of 39 miles an hour. How far apart will they be at the end of 6 hours? If В should then stop, and A should travel at B's rate, how long would it take him to overtake... | |
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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 
