Answer:
117:108
Explanation:
First you need find both shad and white areas sum.
Shad areas sum:
3 x 3 x 5=45
6 x 6 x 0.5 x 4=72
45+72=117
White areas sum:
3 x 3 x 0.5 x 8=36
3 x 6 x 4=72
36+72=108
The Shad to White area ratio should be:
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