 | Andrew Bell (writer on mathematics.) - 1839 - 500 σελίδες
...by 5 hours : in how many hours will A overtake В ? Ans. 10 hours. 23. Two persons A and В depart at the same time from the same place, to travel in the same direction round an island 36 miles in circumference. A travels 3 miles an hour, and В 2¿ : after how many hours... | |
 | James Haddon - 1849 - 144 σελίδες
...2. Kepeat the tables of money, weights, and measures. 3. How many threes are there in 4 twelves ? 4. Two persons start at the same time from the same place, to travel in the same direction, one goes 1 6J miles a day and the other 20^ ; how far are they apart at the end of 8 days? 5. 120 sacks, at... | |
 | Henry Austin Oram - 1868 - 120 σελίδες
...apples at 3 for a penny : what did he gain or lose by selling them all together at 4 for 2d. ? 65. Two persons start at the same time from the same place...the other 21 : how far are they apart at the end of five days ? 66. In the last question, if they had travelled in opposite directions, how far would they... | |
 | James Mackean - 1881 - 510 σελίδες
...' .. to its simplest form. (21.) Simplify (a - 26)[9a - 2 {a + 3(a - b)}]. (22.) Two persons depart at the same time from the same place to travel in the same direction round an island 36 miles in circumference; the one travels 3 miles an hour, and the other 2|. After... | |
 | Frank J. Browne - 1902 - 186 σελίδες
...in an hour, at the same rate? 4. At 10 cents a peck, what will 4 bushels of apples cost? 5. Two men start at the same time, from the same place, to travel in opposite directions. One travels 4 miles an hour, the other travels 5 miles an hour. How far apart... | |
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Two persons start at the same time from the same place, to travel in the same direction ; one goes 18 miles a day, and the other 21 ; how far are they apart at the end of 5 days? 