A) 450
B) 400
C) 220
D) 250
Correct Answer: D
Solution :
\[\frac{A\times 90}{100}=\frac{B\times 30}{100}\] \[\Rightarrow \] \[3A=B\] \[\Rightarrow \] \[3A=A\times \frac{2x}{100}\] \[\Rightarrow \] \[x=150\]You need to login to perform this action.
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