Asked by Anonymous
a sum of Rs.8000 generates Rs.1261 as compounded interest in 03 years interest compounded annually. The rate of compound interest is
Answers
Answered by
Henry
P = Po(1+r)^n
P = 8000+1261 = 9261.
Po = 8000.
n = 1comp./yr. * 3 yrs. = 3 Compounding
periods.
r = ?
8000(1+r)^3 = 9261.
Divide both sides by 8000:
(1+r)^3 = 1.157625.
Take cube of both sides:
1+r = 1.05
r = 0.05 = 5% per yr.
P = 8000+1261 = 9261.
Po = 8000.
n = 1comp./yr. * 3 yrs. = 3 Compounding
periods.
r = ?
8000(1+r)^3 = 9261.
Divide both sides by 8000:
(1+r)^3 = 1.157625.
Take cube of both sides:
1+r = 1.05
r = 0.05 = 5% per yr.
Answered by
nihal
how this can be possible to do cube root and divide of four digit no in short period of time.
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