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Question

The CORRECT formula for the sentence, "not all rainy days are cold" is

A
d(Rainy(d)Cold(d))
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B
d(Rainy(d)Cold(d))
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C
d(Rainy(d)Cold(d))
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D
d(Rainy(d)Cold(d))
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Solution

The correct option is D d(Rainy(d)Cold(d))
Not ( all rainy days are cold):
(d Rainy(d)Cold(d)))
(d(Rainy(d)Cold(d)))
d(Rainy(d)Cold(d))
Alternate Method:
Not all rainy days are cold is same as some rainy days are not cold which is same as
d(Rainy(d)Cold(d))

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