 | Jeremiah Day - 1820 - 352 sider
...of termsEx. 1. If the first term of an increasing arithmetical series is 3, the common difference 2, and the number of terms 20 ; what is the sum of the series ? Ans. 440. 2. If 1 00 stones are placed in a straight line, at the distance of a yard from each other ; how... | |
 | Jeremiah Day - 1827 - 352 sider
...difference. Ex. 1. If the first term of an increasing arithmetical series is 3, the common difference 2, and the number of terms 20 ; what is the sum of the series ? Ans. 440. 2. If 100 stones are placed in a straight line, at the distance of a yard from each other; how... | |
 | Daniel Adams - 1828 - 286 sider
...will be the amount of $50 for 1 year, the last but two the amount of $ 50 for 2 years, and so on, in arithmetical series, to the first, which will be the...for 40 years, allowing 5 per cent. simple interest 1 Ans. $ 7900. 15. There are, in a certain triangular field, 41 rows of corn ; the first row, being... | |
 | Daniel Adams - 1830 - 294 sider
...will be the amount of $ 50 for 1 year, the last but two the amount of $ 50 for 2 years, and so on, in arithmetical series, to the first, which will be the...for 40 years, allowing 5 per cent. simple interest ? Am. $ 7900. 15. There are, in a certain triangular field, 41 rows of corn ; the first row, being... | |
 | Daniel Adams - 1830 - 280 sider
...will be the amount of $ 50 for 1 year , the last but two the amount of $ 50 for 2 years, and so on, in arithmetical series, to the first, which will be the...first term be 50, the last term 107, and the number •f terms 20, what is the sum of the series ? Ans. $ 1570. 14. What is the amount of an annual pension... | |
 | Daniel Adams - 1830 - 268 sider
...will be the amount of $ 50 for 1 year , the last but too the amount of $ 50 for 2 years, and so on, in arithmetical series, to the first, which will be the amount of $ 50 for 19 years = $107. If the first term be 50, the last term 107, and the number of terms 20, what is the sum of... | |
 | Daniel Adams - 1831 - 276 sider
...will be the amount of $ 50 for 1 year , the last but two the amount of $ 50 for 2 years, and so on, in arithmetical series, to the first, which will be the...of terms 20, what is the sum of the series ? Ans. $ 1570.14. What is the amount of an annual pension of $ 100, being in arrears, that is, remaining unpaid,... | |
 | Jeremiah Day - 1831 - 358 sider
...terms . 2d Ex. 1. If the first term of an increasing arithmetical series is 3, the common difference 2, and the number of terms 20; what is the sum of the series 1 Ans. 440. 2. If 100 stones be placed in a straight line, at the distance of a yard from each other;... | |
 | Samuel Read Hall - 1832 - 294 sider
...What is the cube root of /T? Ans. f. 38. How many times does a clock strike in 12 hours 1 Ans. 78. 39. If the first term be 50, the last term 107, and the...terms 20, what is the sum of the series ? Ans. 1570. SECTION XXIII. 1. There are two farms; one is valued at 3750, and the other at 1500 dollars ; what... | |
 | Catharine Esther Beecher - 1833 - 296 sider
...and so on, in arithmetical series, to the first, which will be the amount of $50 for 19 years = $107. If the first term be 50, the last term 107, and the...number of terms 20, what is the sum of the series ? A. 1570. 6. What is the amount of an annual pension of $100, being in arrears, that is, remaining... | |
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If the first term be 50, the last term 107, and the number of terms 20, what is the sum of the series ? Ans. $ 1570. 
