Pipe A can fill a tank in 3 hours, pipe B can fill the same tank in 12 hours and pipe C can fill the same tank in 12 hours. If all the pipes are opened together, how much time (in hours) will they take to fill half of the same tank?
Subject: Mathematics | Topic: Arithmetic | Difficulty: MEDIUM
Options
- (A) 4
- (B) 2
- (C) 3
- (D) 1
Verified Answer
Option (D): 1
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