**Problem of the week**** **

**Q:Mil
bought a new eraser. Her new eraser is in the shape of a rectangular prism. She
calculates the lengths of the diagonals of the faces to be 10, √ 61, and √
89. **

**What is the volume of
Mil's eraser?**

Send your solution by 13 Jan 2017 on
pow@madanpur.in

Correct
solution received from:

1.

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