Chapter: Statistics· Mathematics Part 1 (Algebra)

Asked in: June 2026 board paper (MCQ); central angles from percentages also came in March 2025 and July 2025Q.1 The classification of persons based on blood groups is to be shown by a pie diagram. The persons having blood group O are 40%. What should…

Asked in: June 2026 board paper (MCQ); central angles from percentages also came in March 2025 and July 2025

Q.1 The classification of persons based on blood groups is to be shown by a pie diagram. The persons having blood group O are 40%. What should be the measure of angle for the persons having O blood group?

A. 114°

B. 140°

C. 104°

D. 144°

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Answer: (D) 144°

Central angle = \(\dfrac{40}{100} \times 360^\circ = 144^\circ\)

Doubtly AI · 29 Oct 2026 AI-verified · Nov 2026 Report

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Asked in: June 2026 board paper (MCQ); central angles from percentages also came in March 2025 and July 2025Q.1 The classification of persons based on blood groups is to be shown by a pie diagram. The persons having blood group O are 40%. What should…

1 answer

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