 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 be at the end of 1 hour ? At the end of 2 hours ? 5 hours?  An Intellectual Arithmetic - Σελίδα 131των George Augustus Walton - 1873 - 176 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | Charles Scott Venable - 1888 - 402 σελίδες
...point ; one travels east at the rate of 4 miles an hour, and the other travels south at the rate of 3 miles an hour. How far apart will they be at the end of 6 hours ? 118. The time past noon equals f of the time to midnight. What is the time of day ? 11U.... | |
 | Edwin Pliny Seaver - 1889 - 306 σελίδες
...start from the same point, one riding due south 7 miles an hour, and the other due east 8£ miles an an hour. How far apart will they be at the end of 9 hours, and in what direction is the first from the second at any time during the 9 hours ? 23. A... | |
 | Charles Haynes Haswell - 1890 - 990 σελίδες
...a point at the same time, one walking at the rate of 5 miles in an hour and the other at ю miles, how far apart will they be at the end of 2 hours? Their courses being shown by the lines A r and A o, the distance )• о represents the difference... | |
 | George Albert Wentworth - 1891 - 286 σελίδες
...move along straight tracks that form an angle of 30°, one train at the rate of 30 miles an boor, thu other at the rate of 40 miles an hour. How far apart are the trains at the end of half an hour ? log 6 = 1.17609 log sin C = 9.69897 colog sin B = 0.13634... | |
 | Horatio Nelson Robinson - 1892 - 88 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 ? 5 hours ? 6 hours ? 8 hours ? 5. A grocer sold 2 pounds of rice at... | |
 | John Tilden Prince - 1894 - 138 σελίδες
...place, one walking due north at the rate of 3 miles an hour, and the other due east at the rate of 4 miles an hour. How far apart will they be at the end of 2 hours ? If they both walked at the rate of 4 miles an hour, in how long a time would they be 20 miles apart... | |
 | George Edward Atwood - 1894 - 396 σελίδες
...point, and one goes south and the other west. The first goes twice as far as . the second and goes 40 miles an hour. How far apart will they be at the end of 5 hours ? I 8. What must be the inside dimensions of a cubical bin to hold as many bushels as one that... | |
 | George Edward Atwood - 1894 - 214 σελίδες
...? 14. A and В are 78 miles apart. If they travel away from each other, A 4 miles an hour and В 5 miles an hour, how far apart will they be at the end of 46 hours ? LESSON 34. 1. Learn 13 ... 22. 2. Divide 299270 by 383. 3. 7695 X 876. 4. What number is... | |
 | Wallace Clarke Boyden - 1894 - 186 σελίδες
...miles apart, and approach each other, one at the rate of x miles an hour, the other at the rate of у miles an hour. How far apart will they be at the end of seven hours ? 19. Eight years ago A was x years old. How old is he now? MULTIPLICATION. 12. ILLUS.... | |
 | William Frothingham Bradbury, Grenville C. Emery - 1894 - 166 σελίδες
...and В start from the same point and walk in the same direction at rates, respectively, of a and b miles an hour, how far apart will they be at the end of one hour ? At the end of 2 hours and 20 minutes ? 25 If A can do a piece of work in d days, what part... | |
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