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प्रश्न
Find the correct answer from the alternatives given.
The persons of O - blood group are 40%. The classification of persons based on blood groups is to be shown by a pie diagram. What should be the measures of angle for the persons of O - blood group?
विकल्प
114°
140°
104°
144°
उत्तर
144°
Explanation:
In a pie diagram 100% = 360° as it is a complete circle 100% data is represented by 360°.
1% data is represented by `360/100` = 3.6°
40% data is represented by = 3.6 × 40 = 144°
measures of angle for the persons of O- blood group = 144°
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