A) 25%
B) 30%
C) 45%
D) 50%
Correct Answer: D
Solution :
Let the principal = Rs. P and the rate of interest = r% According to question, A = Rs. 2.25 P, n = 2 yr \[\therefore \] \[2.25P=P{{\left( 1+\frac{r}{100} \right)}^{2}}\] \[\Rightarrow \] \[2.25={{\left( 1+\frac{r}{100} \right)}^{2}}\Rightarrow 1.5=1+\frac{r}{100}\] \[\Rightarrow \] \[\,\frac{r}{100}=0.5\] \[\therefore \] \[r=50%\]You need to login to perform this action.
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