allery200 ಕುಟುಂಬಗಳ ಹಳ್ಳಿಯಲ್ಲಿ 120 ಕುಟುಂಬಗಳು ಹಸುಗಳನ್ನು ಮತ್ತು 90 ಕುಟುಂಬಗಳು ಮೇಕೆಗಳನ್ನು ಹೊಂದಿವೆ. 30 ಕುಟುಂಬಗಳು ಎರಡನ್ನೂ ಹೊಂದಿವೆ. ಇವುಗಳಲ್ಲಿ ಯಾವುದನ್ನೂ ಹೊಂದಿರದ ಕುಟುಂಬಗಳು ಎಷ್ಟು?
A20
B10
C30
D40
Answer & Solution
Correct answer: A. 20
ಕನಿಷ್ಠ ಒಂದು = 120 + 90 - 30 = 180 ಮಾಲೀಕರು, ಆದ್ದರಿಂದ 200 - 180 = 20 ಎರಡನ್ನೂ ಹೊಂದಿರುವುದಿಲ್ಲ.
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