 | George Roberts Perkins - Algebra - 1848 - 234 pages
...^)2— 2ds a=--l » n In this example we take formula 13. d ' " which in this present case becomes 3. One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one... | |
 | John Bonnycastle - 1848 - 334 pages
...progression are 19 and 35 ; what is the seventh term, and the sum of 12 terms ? Ans. 27, and 300. 17. One hundred stones being placed on the ground, in a straight line, at the distance of a yard from each other ; how far will a person travel, who shall bring them one by... | |
 | Charles Davies - Algebra - 1848 - 302 pages
...sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ans. S — «2. 13. One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one... | |
 | John Bonnycastle - Algebra - 1851 - 288 pages
...the common difference -, and the number of terms 21 ; reo quired the sum of the series. Ans. 140. 8. One hundred stones being placed on the ground, in a straight line, at the distance of a yard from each other, how far will a person travel, who shall bring them one by one,... | |
 | Joseph Ray - Algebra - 1852 - 408 pages
...Two hundred stones being placed on the ground in a / __ i straight line, at the distance of 2 feet from each other ; how far will a person travel who shall bring them separately to a basket, which is placed 20 yards from the first stone, if he starts from the . -; -,.... | |
 | Royal Military Academy, Woolwich - Mathematics - 1853 - 474 pages
...the sum of the first and second is equal to Jths that of the second and third. . Ans. 3, 7, 11. 15. One hundred stones being placed on the ground in a straight line, at the distance of a yard from each other, how far will a person travel who shall bring them, one by one,... | |
 | Elias Loomis - Algebra - 1855 - 356 pages
...*' 2 " Ex. 10. Find the sum of the even numbers 2, 4, 6, 8, &c., up to n terms. Ans. n(n+l). Ex. 11. One hundred stones being placed on the ground in a straight line, at the distance of two yards from each other, how far will a person travel who shall bring them one by... | |
 | John Radford Young - 1855 - 218 pages
...series of which the first term is 10, the common difference J, and the number of terms twenty-one. (8) A hundred stones being placed on the ground in a straight line, at the distance of two yards apart, how far must a person travel who brings them one by one to a basket... | |
 | Elias Loomis - Algebra - 1856 - 280 pages
...jfl/fr<5. £- . (& 5. What is the sum of n terms of the series 2, 4, 6, 8, 10, etc ? Ans, n(n+'i) 6. One hundred stones being placed on the ground in a straight line, at the distance of two yards from each other, how far will a person travel who shall bring them one by... | |
 | James B. Dodd - Algebra - 1859 - 368 pages
...travel f- of a mile per day. How far will they be apart at the end of 40 days? Ans. 215 miles. 12. One Hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other ; how far will a person travel who shall bring them, one by... | |
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One hundred stones being placed on the ground in a straight line, at the distance of 2 yards from each other, how far will a person travel who shall bring them one by one to a basket, placed at 2 yards from the first stone ? Ans. 
