find the time period if rs 8000 becomes rs 9261 at 5% pa compunded annualy
 

Asked by bhavyaaj | 21st Dec, 2014, 12:55: PM

Expert Answer:

Here A = Rs. 9261, P = Rs. 8000, R = 5%, n = ?

begin mathsize 14px style straight A space equals straight P open parentheses 1 plus straight R over 100 close parentheses to the power of straight n rightwards double arrow 9261 equals 8000 open parentheses 1 plus fraction numerator up diagonal strike 5 over denominator up diagonal strike 100 space subscript 20 end fraction close parentheses to the power of straight n rightwards double arrow 9261 over 8000 equals open parentheses 1 plus 1 over 20 close parentheses to the power of straight n rightwards double arrow 21 cubed over 20 cubed equals open parentheses 21 over 20 close parentheses to the power of straight n rightwards double arrow open parentheses 21 over 20 close parentheses cubed equals open parentheses 21 over 20 close parentheses to the power of straight n rightwards double arrow straight n equals 3 end style

Answered by Mili Hariyani | 21st Dec, 2014, 02:28: PM