alleryಒಂದು ಇನ್ಲೆಟ್ ಪೈಪ್ 6 ಗಂಟೆಗಳಲ್ಲಿ ಒಂದು ಟ್ಯಾಂಕ್ ಅನ್ನು ತುಂಬುತ್ತದೆ ಮತ್ತು ಇನ್ನೊಂದು 12 ಗಂಟೆಗಳಲ್ಲಿ. ಎರಡೂ ಒಟ್ಟಿಗೆ ತೆರೆದುಕೊಳ್ಳುತ್ತವೆ ಅದನ್ನು ತುಂಬುತ್ತವೆ.
A9 ಗಂಟೆಗಳು
B5 ಗಂಟೆಗಳು
C4 ಗಂಟೆಗಳು
D3 ಗಂಟೆಗಳು
Answer & Solution
Correct answer: C. 4 ಗಂಟೆಗಳು
ಟ್ಯಾಂಕ್ನ ಪ್ರತಿ ಗಂಟೆಗೆ 1/6 + 1/12 = 3/12 = 1/4 ಗೆ ಭರ್ತಿ ದರಗಳು ಸೇರಿಸಲ್ಪಡುತ್ತವೆ, ಆದ್ದರಿಂದ 4 ಗಂಟೆಗಳು.
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