Data collection in a survey shows that 40 of the buyers are interested in buying a particular brand of toothpaste. The central angle of the sector of the pie chart representing this information is
A
120o
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B
150o
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C
144o
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D
40o
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Solution
The correct option is C144o Given percentage of people buying the particular toothpaste brand =40% Th e central angle of the sector of pie chart representing the above information= 40 % of central angle. As, central angle is 360o ∴40100×360o =144