Directions: Total expenditure of a family for a particular month is Rs. 30,000, various heads expenditure are indicated in a pie-chart given below these heads are: |
A) 20%
B) 25%
C) \[16\frac{2}{3}%\]
D) \[33\frac{1}{3}%\]
Correct Answer: B
Solution :
Let percentage expenditure on electricity bill is x% of another expenditure. So, \[\left( 30+25+\frac{90}{360}\times 100 \right)\times x%\] \[\left( \frac{72}{360}\times 100 \right)(55+25)x%=\frac{72}{360}\] \[x=\frac{72}{360}\times \frac{100}{80}\times 100\Rightarrow \]25%You need to login to perform this action.
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