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### Question Asked by a Student from EXXAMM.com Team

** Q 1609745618. ** A rectangular block of wood having dimensions

`3m xx 2 m xx 1.75 m` has to be painted on all its

faces. The layer of paint must be `0.1 mm` thick.

Paint comes in cubical boxes having their edges

equal to `10 cm`. The minimum number of boxes of

paint to be purchased is

**CDS 2015 Paper-1**