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five men take 45 hours to build a wall how long does it take 9 men working at the same place to build this wall​
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five men take 45 hours to build a wall how long does it take 9 men working at the same place to build this wall​

User Meegan
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1 Answer

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Answer:

36hrs

Step-by-step explanation:

9-4=5

4×9=36

45-36=9

User Vitya Shurapov
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7.4k points
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