In the following figure, rectangle represents the number of persons who like Snacks, hexagon represents the number of persons who like Tea, triangle represents the number of persons who like Toasts and half capsule shaped polygon represents the number of persons who like Coffee. Which number represents Coffee which is Tea but not Toasts?  

In the following figure, rectangle represents the number of persons who like Snacks, hexagon represents the number of persons who like Tea, triangle represents the number of persons who like Toasts and half capsule shaped polygon represents the number of persons who like Coffee. Which number represents Coffee which is Tea but not Toasts?   Correct Answer 9

The required number will lie in the intersection of hexagon and semi capsule but will not be in triangle and rectangle.

Hence, 9 is the correct answer. 

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