...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 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...

...(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...

...compound unless otherwise stated. EXAMPLES OF ANNUITIES. 1. A person borrows £600 5e. ; how much must he pay annually that the whole debt may be discharged in 35 years, allowing simple interest at 4 per cent.? 2. Determine what the rate of interest must be in order that the present value of an annuity...

...(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...

...interest is supposed compound unless otherwise stated. 1. A person borrows £600. 5s. ; how much must he pay annually that the whole debt may be discharged in 35 years, allowing simple interest at 4 per cent. ? 2. Determine what the rate of interest must be in order that the present value of an annuity...

...examples the interest is supposed compound unless otherwise stated. 1. A person borrows £600. 5s. : find how much he must pay annually that the whole...discharged in 35 years, allowing simple interest at 4 per cent. 2. Determine what the rate of interest must be in order that the present value of an annuity...

...examples the interest is supposed compound unless otherwise stated. 1. A person borrows £000. 5s. : find how much he must pay annually that the whole...discharged in 35 years, allowing simple interest at 4 per cent. 2. • Determine what the rate of interest must be in order that the present value of an...

...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...

...)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...