A) 15%
B) 20%
C) 30%
D) 25%
Correct Answer: D
Solution :
[d] Let the rate of second discount = r% \[\therefore \] \[11400=16000\left( 1-\frac{5}{100} \right)\,\left( 1-\frac{r}{100} \right)\] \[\Rightarrow \] \[\frac{11400}{16000}\times \frac{20}{19}=1-\frac{r}{100}\] \[\therefore \] \[r=100\times (1-0.75)=25%\] |
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