A) Rs. 25
B) Rs. 30
C) Rs. 27
D) Rs. 32
Correct Answer: B
Solution :
Let the original price of sugar be Rs. x per kg. \[\therefore \] New price \[=Rs.\frac{9x}{10}\,\text{per}\,\,\text{kg}\] \[\therefore \] \[\frac{270}{\frac{9x}{10}}-\frac{270}{x}=1\] \[\Rightarrow \] \[\frac{300}{x}-\frac{270}{x}=1\] \[\Rightarrow \] \[\frac{30}{x}=1\] \[\Rightarrow \] \[\text{=}\,\text{Rs}\text{.}\,\text{30}\,\text{per}\,\text{kg}\]You need to login to perform this action.
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