 | Peter Nicholson - 1831 - عدد الصفحات: 326
...(«s) Find the sum of 20 terms of the series !2+22+3"4.4,8 + 52 + &c. Ans. 2870. (39) One thousand stones being placed on the ground in a straight line,...from each other ; how far will a person travel, who brings them one by one to a basket placed at the distance of a yard from the first stone ? Ans. 1001000... | |
 | Charles Davies - 1835 - عدد الصفحات: 378
...the sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ana. iS=n3. 10. 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,... | |
 | Benjamin Peirce - 1837 - عدد الصفحات: 300
...up to n terms. Ans. n (a -|- 1). 27. Find the sum of the even numbers from 2 to 100, Ans. 2550. 28. One hundred stones being placed on the ground, .in a straight line, at a distance of 2 yards from each other ; how far will a person travel, who shall bring them one by one... | |
 | Benjamin Peirce - 1837 - عدد الصفحات: 302
...up to n terms. Ans. n (n -\- 1). 27. Find the sum of the even numbers from 2 to 100. .4ns. 2550. 28. One hundred stones being placed on the ground, in a straight line, at a distance of 2 yards from each other ; how far will a person travel, who shall bring them one by one... | |
 | 1838 - عدد الصفحات: 372
...the sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 . . . Ans. S=n2. 10. 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,... | |
 | Charles Davies - 1839 - عدد الصفحات: 264
...sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ans. S — n2. 10. 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,... | |
 | Jacques Ozanam - 1840 - عدد الصفحات: 850
...understood, it will be easy to resolve the following questions. PROBLEM I. If a hundred stones are placed in a straight line, at the distance of a yard from each other ; how many yards must the person walk, who undertakes to pick them up one by one, and to put tJitm into a... | |
 | Charles Davies - 1842 - عدد الصفحات: 368
...sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 . . . Ans. S=n 3 . 10. 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,... | |
 | Charles Davies - 1842 - عدد الصفحات: 284
...the sum of the n first terms of the progression of uneven numbers 1, 3, 5, 7, 9 ... Ans. S=n2. 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 to a basket,... | |
 | George Roberts Perkins - 1842 - عدد الصفحات: 370
...? In this example we take formula 13. I— a n=— r-+l; a which in this present case becomes s 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 to a basket,... | |
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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. 
