 | Charles Davies - 1861 - 496 σελίδες
...same point, one sails due north at the rate of 10 miles an hour, the other due west at the rate of 14 miles an hour : how far apart will they be at the end of 2 days, supposing the surface of the earth to be a plane ? 12. How much more will it cost to fence 10... | |
 | Benjamin Greenleaf - 1861 - 152 σελίδες
...travel in opposite directions, one at the rate of 4£ miles an hour, and the other at the rate of 6} miles an hour ; how far apart will they be at the end of 1 hour ? How far in 4 hours ? 6 hours ? 10 hours ? 12. There is a pole 12 feet in the ground, and £... | |
 | Warren Colburn - 1862 - 200 σελίδες
...place and travel different ways ; one travels two miles in an hour; the other travels three miles in an hour; how far apart will they be at the end of one hour ? How far at the end of two hours ? How far at the end of three hours ? How far at the end... | |
 | Warren Colburn - 1863 - 192 σελίδες
...place and travel different ways ; one travels two miles in an hour ; the other travels three miles in an hour ; how far apart will they be at the end of one hour F How far at the end of two hours ? How far at the end of three hours ? How far at the end... | |
 | John Fair Stoddard - 1866 - 184 σελίδες
...start from the same place, and travel the same way, one at the rate of 3 miles an hour, the other, 8 miles an hour; how far apart will they be at the end of 8 hours ? 63. Two men are 50 miles apart, and approach each other, one at the rate of 2 miles an hour,... | |
 | John Fair Stoddard - 1866 - 164 σελίδες
...start from the same place, and travel the same way, one at the rate of 3 miles an hour, the other, 8 miles an hour ; how far apart will they be at the end of 8 hours ? 63. Two men are 50 miles apart, and approach each other, one at the rate of 2 miles an hour,... | |
 | Charles Davies - 1867 - 486 σελίδες
...same point, one sails due north at the rate of 10 miles an hour, the other due west at the rate of 14 miles an hour : how far apart will they be at the end of 2 days, supposing the surface of the earth to be a plane ? 12. How much more will it cost to fence 10... | |
 | Charles Davies - 1868 - 518 σελίδες
...same point, one sails due north at the rate of 10 miles an hour, the other due west at the rate of 14 miles an hour : how far apart will they be at the end of 2 days, supposing the surface of the earth to be a plane ? H flph' 12. How much more will it cost to... | |
 | Charles Davies - 1869 - 492 σελίδες
...same point, one sails due north at the rate of 10 miles an hour, the other due west at the rate of 14 miles an hour : how far apart will they be at the end of 2 days, supposing the surface of the earth to be a plane ? 12. How much more will it cost to fence 10... | |
 | George Augustus Walton, Electa Nobles Lincoln Walton - 1869 - 350 σελίδες
...apart, and move towards each other, one at the rate of 28 miles an hour, and the other at the rate of 16 miles an hour ; how far apart will they be at the end of 7 hours ? 12. If 13 pounds of tea cost $ 16.25, what will 1 pound cost ? what will 10 pounds cost?... | |
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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 
