alleryA ಕೇವಲ B ಗಿಂತ 6 ದಿನಗಳನ್ನು ಕಡಿಮೆ ತೆಗೆದುಕೊಳ್ಳುತ್ತದೆ, ಮತ್ತು ಒಟ್ಟಿಗೆ ಅವು 4 ದಿನಗಳಲ್ಲಿ ಮುಗಿಸುತ್ತವೆ. B ಮಾತ್ರ
A8 ದಿನಗಳು
B9 ದಿನಗಳು
C12 ದಿನಗಳು
D10 ದಿನಗಳು
Answer & Solution
Correct answer: C. 12 ದಿನಗಳು
A = x ಮತ್ತು B = x + 6 ನೊಂದಿಗೆ, 1/x + 1/(x+6) = 1/4 x = 6 ನೀಡುತ್ತದೆ, ಆದ್ದರಿಂದ B 12 ದಿನಗಳನ್ನು ತೆಗೆದುಕೊಳ್ಳುತ್ತದೆ.
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