 | 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... | |
 | 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?... | |
 | Charles Davies - 1870 - 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... | |
 | James Stewart Eaton - 1871 - 188 σελίδες
...of each ? 9. Two travelers, 54 miles apart, approach each other, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour; how far will each travel before they meet ? 10. A gentleman gave 28 pears to some children; to each girl 4,... | |
 | Horatio Nelson Robinson - 1872 - 88 σελίδες
...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 I 5 hours? 6 hours? 8 hours? 10 hours? 5. A grocer sold 2 pounds of rice at... | |
 | Benjamin Greenleaf - 1872 - 192 σελίδες
...opposite directions, the one traveling at the rate of 3 miles an hour, and the other at the rate of 4 miles an hour, how far apart will they be at the end of 5 hours ? 11. If one man can make 6 pairs of shoes in one day, how many pairs can 9 men make ? 12.... | |
 | James Stewart Eaton - 1872 - 176 σελίδες
...of each ? 9. Two travelers, 54 miles apart, approach each other, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour ; how far will each travel before they meet ? 10. A gentleman gave 28 pears to some children ; to each girl 4,... | |
 | George Augustus Walton - 1873 - 348 σελίδες
...and move towards each other, one at the rate of 28 miles an hour, and the other at the rate of 1-6 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 ?... | |
 | James Stewart Eaton - 1874 - 180 σελίδες
...of each ? 9. Two travelers, 54 miles apart, approach each other, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour ; how far will each travel before they meet ? 10. A gentleman gave 28 pears to some children ; to each girl 4,... | |
 | Daniel W. Fish - 1874 - 296 σελίδες
...the same place, and travel in opposite directions, one at the rate of 6 miles an hour, the other, 8 miles an hour. How far apart will they be at the end of 6 hours ? 8 hours ? 9 hours ? Find the second member of the following equations : 19. 20 + 12—3x6=?... | |
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and the other at the rate of 5 miles an hour, how far apart will they be at the end of 1 hour 
