alleryಎರಡು ಸೆಟ್ಗಳ ಒಕ್ಕೂಟವು 30 ಸದಸ್ಯರನ್ನು ಹೊಂದಿದೆ. ಒಂದು ಸೆಟ್ 20 ಮತ್ತು ಇನ್ನೊಂದು 18 ಸದಸ್ಯರನ್ನು ಹೊಂದಿದೆ. ಅವರು ಎಷ್ಟು ಜನರನ್ನು ಹಂಚಿಕೊಳ್ಳುತ್ತಾರೆ?
A12
B10
C8
D6
Answer & Solution
Correct answer: C. 8
ಓವರ್ಲ್ಯಾಪ್ = 20 + 18 - 30 = 8 ಸದಸ್ಯರನ್ನು ಎರಡು ಬಾರಿ ಎಣಿಸಲಾಗಿದೆ.
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