 | Paul Allen Towne - 1865 - 314 σελίδες
...1 6 — 1 .-. The series is 1, 4, 7, 10, 13, 16. 229. 15. A starts from a certain place, travelling 1 mile the first day, 2 the second, 3 the third, and so on. At the end of 4 days, B starts from the same place, travelling uniformly at the rate of 9 miles a day.... | |
 | Edward Olney - 1873 - 354 σελίδες
...have produced $49. Required the rates of interest. 25. A person traveling from a certain place, goes 1 mile the first day, 2 the second, 3 the third, and so on ; and in six days after, another sets out from the same place to overtake him, and travels uniformly... | |
 | Joseph Ficklin - 1874 - 446 σελίδες
...the squares of x2 — 2x — 1, x* + 1, and ж2 + 2x — 1 in AP ? 13. A sets out from a place and travels 1 mile the first day, 2 the second, 3 the third, and so on. Five days later В sets out from the same place and travels 12 miles a day in the same direction as... | |
 | Joseph Ficklin - 1874 - 204 σελίδες
...difference, and the sum of the first n terms. Ans. «=s, = ¿(311 + 1). 11. A sets out from a place and travels 1 mile the first day, 2 the second, 3 the third, and so on. Six days later B sets out from the same place and travels 15 miles a day in the same direction as A.... | |
 | Horatio Nelson Robinson - 1875 - 430 σελίδες
...means 15. What are the numbers ? Ans. 1, 3, 5, 7. 5. A person starts from a certain place and goes 1 mile the first day, 2 the second, 3 the third, and so on ; in six days after, another sets out from the same place in pursuit, and travels uniformly 15 miles... | |
 | Edward Olney - 1878 - 360 σελίδες
...have produced $49. Required the rates of interest. 25. A person traveling from a certain place, goes 1 mile the first day, 2 the second, 3 the third, and so on ; and in six days after, another sets out from the same place to overtake him, and travels uniformly... | |
 | Edward Olney - 1880 - 354 σελίδες
...have produced $49. Eequired the rates of interest. 25. A person traveling from a certain place, goes 1 mile the first day, 2 the second, 3 the third, and so on; and in six days after, another sets out from the same place to overtake him, and travels uniformly... | |
 | Edwin Pliny Seaver, George Augustus Walton - 1881 - 304 σελίδες
...A and B start at the same time from two towns 165 miles apart, intending to meet on the way. A goes 1 mile the first day, 2 the second, 3 the third, and so on. B goes 20 miles the first day, 18 the second, 16 the third, and so on. After how many da},s will they... | |
 | Edward Brooks - 1888 - 344 σελίδες
...A's, was in trade 5 mouths ; required A's stock. Ans. $500. 70. A sets out for a certain place, and travels 1 mile the first day, 2 the second, 3 the third, and so on ; five days afterward В sets out from the same place, and travels 12 miles a day ; how long will A... | |
 | Edward Rutledge Robbins, Frederick Howland Somerville - 1904 - 194 σελίδες
...10^. 75. Find the sum of ^±1 + ^±-5 + ±±? . . . to n terms. nnn 76. A boy travels at the rate of 1 mile the first day, 2 the second, 3 the third, and so on; 6 days later a man sets out from the same place to overtake him, traveling 15 miles every day. How... | |
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A and B 165 miles distant from each other set out with a design to meet; A travels 1 mile the first day, 2 the second, 3 the third, and so on. 
