# Crazy Cube Geometry !

Level pending

A cube with side $$10m$$ is drilled through two of its adjacent faces of its lateral sides . It makes a deep hole through the cube in the shape of a square of side $$6m$$ as shown 

Error

 Let $$T$$ and $$V$$ be its total surface area and volume respectively ,

If $$\dfrac{T}{V}$$ can be written in the form $$\dfrac{a}{b}$$ , where $$a$$ and $$b$$ are coprime,

Find $$a + b$$ .

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