• # question_answer A sum of money amounts to Rs. 11910.16 in ${{1}^{1/2}}$ years at 12% per annum interest being compounded semiannually. Find the sum. A)  10,000 B)  12,000         C)  11500                         D)  10050

(a): Semi-annually $\therefore$yrs = 3 half years Also, interest rate for $1\frac{1}{2}$ yrs = 6% Sum be 'S'. $\therefore 11910.16=S\left[ {{(1.06)}^{3}} \right]$ $S=\frac{11910.16}{1.191016}=10000/-$