| Warren Colburn - Mental arithmetic - 1826 - 176 pages
...an hour, how far would he travel in 3 hours ? how far in 7 hours 1 how far in 12 hours ? 100. If 2 men start from the same place, and travel in opposite directions ; one at the rate of 3f miles in an hour, and the other 4' miles ; how far will they be apart at the end... | |
| Catharine Esther Beecher - Arithmetic - 1833 - 296 pages
...for mental exercise. In solving the first 50, the pupil should not be allowed to use the slate. 1. If two men start from the same place and travel in opposite directions, one at the rate of 4f miles an hour, and the other at the rate of 3f miles an hour, how far will they be... | |
| Frederick Emerson - Arithmetic - 1834 - 204 pages
...How many men must be employed, to dig a trench in 3 days, that 6 men can dig in 4 days ?* 31. Suppose two men start from the same place, and travel in opposite directions, one at the rate of 5 miles an hour and the other f as fast; — how far apart will they be in 11 hours... | |
| Frederick Emerson - Arithmetic - 1832 - 344 pages
...many men must be employed, to dig a trench in 3 days, that 6 men can dig in 4 days ? 31. Suppose 2 men start from the same place, and travel in opposite directions, one at the rate of 5 miles an hour and the other f as fast; — how far apart will they be in 11 hours... | |
| Nathan Daboll - 1839 - 220 pages
...the cost of $1500 Bank Stock, at 8$ per cent advance, or at 168^ per cent? Ans. $1625". 31. Suppose 2 men start from the same place and travel in opposite directions, one at the rate of 5 mites an hour, and the other § as fast. How far apart would they be at the end of... | |
| Nathan Daboll - Arithmetic - 1843 - 254 pages
...the cost of $1500 Bank Stock, at 8i per cent advance, or at 1 08i per cent ? ^*. $1625. 31. Suppose 2 men start from the same place and travel in opposite directions, one at the rate of 5 miles an hour, and the other § as fast. How far apart would they be at the end of... | |
| Pliny Earle Chase - 1844 - 258 pages
...hour, the other 6^ miles an hour. In what time will they meet, if they are now 38| miles apart ? 27. Two men start from the same place and travel in opposite directions, one at the rate of 4£ miles an hour, and the other 5T3r miles an hour. In what time will they be 100 miles... | |
| Pliny Earle Chase - Arithmetic - 1844 - 246 pages
...hour, the other 6-J miles an hour. In what time will they meet, if they are now 38| miles apart ? 27. Two men start from the same place and travel in opposite directions, one at the rate of 4.J miles an hour, and the other 5T3f miles an hour. In what time will they be 100 miles... | |
| Frederick Emerson - Arithmetic - 1846 - 266 pages
...many men must be employed, to dig a trench in 3 days, that 6 men can dig in 4 days ? 31. Suppose 2 men start from the same place, and travel in opposite directions, one at the rate of 5 miles an hour and the other f as fast; — how far apart will they be in 11 hours... | |
| Warren Colburn - Arithmetic - 1847 - 170 pages
...an hour, how far would he travel in 3 hours 1 how far in 7 hours 1 how far in 12 hours 1 100. If 2 men start from the same place, and travel in opposite directions ; one at the rate of 3J miles in an hour, and the other 4^ miles ; how far will they be apart at the end... | |
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