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 Βιβλία Βιβλία 101 - 110 από 164 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
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## Regents Examination Papers

...plain and travel, one due north at the rate of 3 miles an hour, the other due east at the rate of 5 miles an hour ; how far apart will they be at the end of io hours ? 15 In a certain school district the assessed valuation of property is \$136395 and the amount... ## New Franklin Arithmetic: 1st[-2d] Book, Τόμος 2

...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... ## New Franklin Arithmetic: Second Book

Edwin Pliny Seaver - 1895 - 429 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... ## PLANE AND SPHERICAL TRIGONOMETRY, SURVEYING AND TABLES

G.A. WENTWORTH. - 1895
...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 - 412 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,... ## A Mental Arithmetic

George Albert Wentworth - 1895 - 190 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... ## A Mental Arithmetic

George Albert Wentworth - 1895 - 190 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¿... ## New Franklin Arithmetic: 1st[-2d] Book, Τόμος 2

...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... ## New Franklin Arithmetic: 1st[-2d] Book, Τόμος 2

...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... ## A Mental Arithmetic

George Albert Wentworth - 1895 - 190 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 —...