a) 10
b) 14
c) $$8\frac{1}{3}$$
d) 12
Answer: c
Explanation:
Principal, P = Rs. 100;
Amount, A = Rs. 200;
Time = 12 years;
Interest = Rs. 100;
Rate of interest
$$\eqalign{
& = \frac{{{\text{Total Interest}}}}{{{\text{Given Time}}}} \cr
& = \frac{{100}}{{12}} \cr
& = 8\frac{1}{3}\% \cr} $$
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