alleryA ಮತ್ತು B ಸಮೂಹಗಳ ಅತಿಕ್ರಮಿಸುವ ವೃತ್ತಗಳಲ್ಲಿ A ಯಲ್ಲಿ ಮಾತ್ರ 12, ಎರಡರಲ್ಲೂ 8 ಮತ್ತು B ಯಲ್ಲಿ ಮಾತ್ರ 5 ಸದಸ್ಯರಿದ್ದಾರೆ. ಈ ಎರಡು ಸಮೂಹಗಳ ಸಂಯೋಗದಲ್ಲಿರುವ ಒಟ್ಟು ಸದಸ್ಯರ ಸಂಖ್ಯೆ ಎಷ್ಟು?
A20
B30
C15
D25
Answer & Solution
Correct answer: D. 25
ಮೂರು ಪ್ರದೇಶಗಳನ್ನು ಸೇರಿಸುವುದರಿಂದ 12 + 8 + 5 = 25 ಸದಸ್ಯರು ಸಿಗುತ್ತಾರೆ.
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