Question : The following pie chart shows the percentage expenditure of a country on different heads. The total expenditure is INR 1,680 (in billions). Study the chart and answer the question.
The central angle of the sector representing expenditure on Interest payment is:
Option 1: 90o
Option 2: 72o
Option 3: 54o
Option 4: 108o
Correct Answer: 54 o
Solution :
Interest Payment = 15%
Required central angle = ($\frac{360^{\circ}}{100}$) × given percentage
⇒ Interest payment angle = ($\frac{360^{\circ}}{100}$) × 15
= 54$^\circ$
Hence, the correct answer is 54$^\circ$.
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