SOLUTION: There are 3 tunnels each 50 kilometers long, and each tunnel has a boring machine at each end working towards each other. the 6 boring machines are capable of moving upto 78 metres
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Question 270311: There are 3 tunnels each 50 kilometers long, and each tunnel has a boring machine at each end working towards each other. the 6 boring machines are capable of moving upto 78 metres per day.....If all 6 boring machines was working at full capacity, how long would it take to dig through the tunnels.
I make it 106.8 days, but I think I am wrong????????????????? Answer by Alan3354(69443) (Show Source):
