A) 10%
B) 12%
C) 15%
D) 20%
Correct Answer: C
Solution :
Let the second discount be x%. Then, 90% of \[(100-x)%\] of 800 = 612 \[\Rightarrow \] \[100-x=\frac{612\times 100}{90\times 8}=85\] \[\Rightarrow \] \[x=100-85=15%\]You need to login to perform this action.
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