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Central Angle of Pie Chart

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Question

if there are 1200 people and in a pie chart the angle of hindus is 150 degree then there are how many hindu people

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Solution

Total persons = 1200
central angle for Hindus = 150⁰
total angle at the centre = 360⁰
$n o . o f H i n d u s = \frac{c e n t r a l a n g l e f o r H i n d u}{t o t a l a n g l e a t t h e c e n t r e} \times 1200 = \frac{150}{360} \times 1200 = 500$

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