Pumps
Six pump fills the tank for three and a half days. How long will fill the tank with seven equally powerful pumps?
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Peto
Q: Can you work out this number.3¾
A: See details: https://www.hackmath.net/en/calculator/fraction?input=3+3%2F4
A: See details: https://www.hackmath.net/en/calculator/fraction?input=3+3%2F4
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