Math Olympiad for Elementary | 2014 | Division E | Contest 3 | MOEMS | 3C

Problem: In the figure shown, the "H" has been formed by removing two 2 x 4 rectangles from the top middle and bottom middle of a 6 x 10 rectangle. The "H" is to be completely tiled with 1 x 1 tiles, which come in boxes of 6. What is the fewest number of boxes of tiles that must be bought to tile the "H"?

Key: What is the area of H?

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