It will take 19 years.
74 or 75 years
750 invested for 10 years at 10% pa would be 1,945
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At 6% interest, the total amount of money increases by a factor of 1.06 (100% + 6%) every year, so to get the amount after 4 years, you calculate 900 x 1.064.
7% compound interest means that the amount of money increases, every year, by a factor of 1.07. After 4 years, you have 300 x 1.07^4.
$491
74 or 75 years
750 invested for 10 years at 10% pa would be 1,945
$44,440.71
(1 + .07/4)4x = 3 4x log(1+.07/4) = log(3) x = 0.25 log(3)/log(1.0175) = 15.83 The amount of the original investment doesn't matter. At 7% compounded quarterly, the value passes triple the original amount with the interest payment at the end of the 16th year.
He will get 128.95 interest after tax.
If interest is 2.75% per annum and is compounded quarterly, then aninitial investment of $2,000 will amount to $2,630.58after 10 years.
4000 x (1.0610) = $7163.39
If compounded and assuming the amount was 3180 dollars, it would be 784 dollars.
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Quarterly compounding means 1/4 of the annual interest rate is paid 4 times a year.In 6 years, you get 2.5 percent 24 times.(1.025)24 = 1.80873 (rounded)Your $12,000 has then grown to (12,000 x 1.80873) = $21,704.71 .Can I send you some money to add to the account for me ?
Semiannually over two years is equivalent to 4 periods. If the interest is 12% every 6 months, then the amount of interest is It is 8000*[(1.12)4 -1] =4588.15