alleryA-F ಆರು ವಿಭಿನ್ನ ಶೂನ್ಯವಲ್ಲದ ಅಂಕೆಗಳಾಗಿವೆ. ಎರಡು-ಅಂಕಿಯ ಸಂಖ್ಯೆಗಳಂತೆ, AB=2×CD ಮತ್ತು EF=3×CD; B+D=14. FE ಅನ್ನು ಹುಡುಕಿ.
A54
B81
C36
D45
Answer & Solution
Correct answer: D. 45
CD ಮೊತ್ತದ ಸುಳಿವು ಮೊದಲು 16,18,19 ಅಥವಾ 27 ಆಗಿರಬಹುದು;
B+D=14 18 ಮತ್ತು FE=45 ಆಯ್ಕೆಮಾಡುತ್ತದೆ.
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