What principal, at 4 per cent, interest, will amount to 1043 dollars in 21 years? Ans. 731. 5. What principal, at 0 per cent., will amount to 202 dollars in 4 years ? Ans. 100. 0. At what rate of interest, will 400 dollars amount to 509-J, in 9 years ?

Title | : | A treatise of plane trigonometry, and the mensuration of heights and distances |

Author | : | Jeremiah Day |

Publisher | : | - 1848 |

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