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A mosaic pattern is drawn on a grid floor.
The outer boundary forms a 6-by-6 square.
A smaller 2-by-2 square in the very centre is left blank (no colour).
How many square units of the grid are coloured?

Class 6Area on GridsMensuration
  • A32
  • B64
  • C35
  • D29

Step-by-Step Solution

Outer square = squares. Blank centre = squares. Coloured = 36 - 4 = 32 square units.
Answer: A) 32

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