allery70 ಜನರ ಗುಂಪಿನಲ್ಲಿ 40 ಜನರು ಚಹಾ ಮತ್ತು 35 ಜನರು ಕಾಫಿ ಕುಡಿಯುತ್ತಾರೆ. 15 ಜನರು ಇವುಗಳಲ್ಲಿ ಯಾವುದನ್ನೂ ಕುಡಿಯುವುದಿಲ್ಲ. ಎರಡನ್ನೂ ಕುಡಿಯುವವರು ಎಷ್ಟು?
A10
B15
C20
D25
Answer & Solution
Correct answer: C. 20
ಒಕ್ಕೂಟ = 70 - 15 = 55. ಎರಡನ್ನೂ ಕುಡಿಯಿರಿ = 40 + 35 - 55 = 20.
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