Question
The square is divided into 4 parts, C, D, E and F. C and D form 12 of the square. The area of F is double of the area of E, while the ratio of the area of D to the area of C is 1 : 6. What fraction of the square is the sum of the area of F and C? Leave your answer in the simplest form.
3 m

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The square is divided into 4 parts, C, D, E and F. C and D form 12 of the square. The area of F is double of the area of E, while the ratio of the area of D to the area of C is 1 : 6. What fraction of the square is the sum of the area of F and C? Leave your answer in the simplest form.