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 Βιβλία Βιβλία What will \$ 100 amount to in 7 years with interest at 8% per annum, compounded semi-annually ? 3. In how many years will a sum of money double itself at 6%, compounded annually ? 4. College Algebra - Σελίδα 592
των James Harrington Boyd - 1901 - 777 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## Mathematical Problems and Examples, Arranged According to Subjects, from the ...

1836 - 335 σελίδες
...apply it to find the greatest common measure of x3 — llx* + 39x — 45 and 3x* — 22x + 39. 113. In how many years will a sum of money treble itself at 4| per cent. compound interest? log 3 r= .4771213, log 1.045 = .0191163. 1 1 4. Find the least whole... ## The English Journal of Education, Τόμοι 11-13

1857
...(2.25) 10, of 33751, and of 19683J. SECTION II.— 1. If 2". 7" = 1882384, what is the value of*? 2. In how many years will a sum of money treble itself at 8 per cent, compound interest ? 3. Find the amount of £100. at the end of 8 years, compound interest... ## The Educational record, with the proceedings at large of the ..., Τόμοι 3-4

...the value of-(2.25)'° of 3375*, and of 19683*. 1. If 2". 7"= Ib8238t, what is the value of x '• 2. In how many years will a Sum of money treble itself at 8 per cent, compound interest ? 3. Find the amount of £100 at the end of 8 yeafe, compound interest... ## National Society's Monthly Paper

1858
...(2.25)'°, of 3375*, and of 19683^. SECT. II.— 1. If 8 • 7 "= 1882384, what is the value of x 1 2. In how many years will a sum of money treble itself at 8 per cent compound interest ? 3. Find the amount of 100?. at the end of eight years, compound interest... ## Elementary algebra

James Hamblin Smith - 1870
...interest 1 3. In how many years will a sum of money double itself at 10 per cent. Compound interest? 4. In how many years will a sum of money treble itself at 5 per cent. Compound interest ? 5. If £P at Compound interest, rate r, double itself in n years, and... ## Elementary Algegra

Daniel Barnard Hagar - 1873 - 263 σελίδες
...)0.54407 2IS Ans. 21j years, nearly. 13. In what time will \$75 become \$140, at 5% compound interest ? 15. In how many years will a sum of money treble itself, at 3£% compound interest ? Ans. 32 years, nearly. 416. Increase of Population in a country furnishes problems... ## A Practical Arithmetic

George Albert Wentworth, Thomas Hill - 1881 - 351 σελίδες
...compounded annually. 3. In how many years will a sum of money double itself at 6%, compounded annually? 4. In how many years will a sum of money treble itself at 6%, compounded annually ? 5. In how many years will \$87 amount to \$99 at 5%, compounded annually ?... ## A Practical Arithmetic

George Albert Wentworth, Thomas Hill - 1882 - 351 σελίδες
...compounded annually. 3. In how many years will a sum of money double itself at 6%, compounded annually? 4. In how many years will a sum of money treble itself at G%, compounded annually ? 5. In how many years will §87 amount to \$99 at 3%, compounded annually ?... ## Elementary algebra. To which is now added an appendix

James Hamblin Smith - 1883
...interest ? 3. In how many years will a sum of money double itself at 10 per cent. compound interest 1 4. In how many years will a sum of money treble itself at 5 per cent. compound interest ? 5. If £P at compound interest, rate r, double itself in n years, and... ## College Algebra: For the Use of Academies, Colleges, and Scientific Schools ...

Edward Albert Bowser - 1888 - 540 σελίδες
...will amount to \$1000 in 12 years? Given log 106 = 2.0253059, log 49697 = 4.6963292. Ans. \$496.97. 41. In how many years will a sum of money treble itself at 3£ per cent compound interest? Given log 10350 = 4.01494. Ans. Nearly 32. 42. A person borrows \$672 to...