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ANUPAM AMIYADARSHEE

· started a discussion

· 1 Months ago

any short method plz

Question:
Three taps A, B and C can fill a tank in 12 hours. All three are opened together and after 4 hours C is closed. The remaining part is filled by A and B in 14 hours. What will be the time taken by C alone to fill the empty tank ?
Options:
A) 20 hrs
B) 24 hrs 
C) 30 hrs 
D) 28 hrs 
Solution:
Ans: (d)


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