 | Benjamin Greenleaf - Mental arithmetic - 1860 - 164 pages
...opposite directions, the one travelling 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 pail's can 9 men make ? 12.... | |
 | Charles Davies - Arithmetic - 1861 - 496 pages
...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... | |
 | Benjamin Greenleaf - Arithmetic - 1851 - 150 pages
...travel in apposite directions, one at the rate of 4^ miles an hour, and the other at the rate of 6 j miles an hour ; how far apart will they be at the end of 1 hour ? Ilow far in 4 hours ? 6 hours ? 10 hours ? 14. Three men hired a pasture for 60 dollars. A put in... | |
 | John Fair Stoddard - Arithmetic - 1866 - 184 pages
...Two men are 50 miles apart, and approach each other, one at the rate of 2 miles an hour, the other, 3 miles an hour ; how far apart will they be at the end of 5 hours ? 64. If 1 orange is worth 4 apples, how many apples must be given for 13 oranges ? 65. A boy... | |
 | George Augustus Walton, Electa Nobles Lincoln Walton - Arithmetic - 1869 - 350 pages
...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?... | |
 | Horatio Nelson Robinson - Arithmetic - 1863 - 192 pages
...4. If two persons start from the same point, and travel in opposite directions, one at the rate of 6 miles an hour, and the other 4 miles an hour, how far apart will they be in 7 hours ? in 9 hours ? in 12 hours ? 5. If they travel in the same direction, how far apart will... | |
 | Emerson Elbridge White - Arithmetic - 1873 - 260 pages
...gallons? 5. Two men start from the same place, and travel in opposite directions, one at the rate of 3 miles an hour and the other 4 miles an hour : how far will they be apart in 8 hours ? 6. If an orange is worth 2 lemons and a lemon is worth 5 plums, how... | |
 | George Augustus Walton, Electa N. L. Walton - Arithmetic - 1871 - 348 pages
...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? 13.... | |
 | George Augustus Walton - Arithmetic - 1873 - 348 pages
...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 1 hours ? 12. If 13 pounds of tea cost $ 16.25, what will 1 pound cost ? what will 10 pounds cost ? 13.... | |
 | Daniel W. Fish - Arithmetic - 1874 - 538 pages
...same place, and travel in opposite directions, one at the rate of 6 miles an hour, the other, of 8 miles an hour. How far apart will they be at the end of 6 hours ? 8 hours ? 9 hours? 18. A woman sold a grocer 5 pounds of butter at 30 cents a pound, and... | |
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If two men start from the same place, and travel in 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. 
