allery50 ವಿದ್ಯಾರ್ಥಿಗಳ ತರಗತಿಯಲ್ಲಿ 30 ಜನರು ಗಣಿತ, 25 ಜನರು ವಿಜ್ಞಾನ ಮತ್ತು 15 ಜನರು ಎರಡೂ ವಿಷಯಗಳನ್ನು ಅಧ್ಯಯನ ಮಾಡುತ್ತಾರೆ. ಈ ಎರಡರಲ್ಲಿ ಯಾವುದೇ ವಿಷಯವನ್ನೂ ಅಧ್ಯಯನ ಮಾಡದವರು ಎಷ್ಟು?
A5
B12
C10
D8
Answer & Solution
Correct answer: C. 10
ಒಕ್ಕೂಟ = 30 + 25 - 15 = 40 ವಿದ್ಯಾರ್ಥಿಗಳು, ಆದ್ದರಿಂದ 50 - 40 = 10 ಅಧ್ಯಯನವೂ ಇಲ್ಲ.
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