Sufficient & Necessary Questions - - Question 29

All of the cargo ships of the Blue Star Line are over 100 meters long, and all of its passenger ships are under 100 m...

Mikaela-Kohut October 14, 2021

Confused

I feel like this method for solving sufficient and necessary questions is not efficient - it takes me SO long to get through them and write them all out in this manner and it doesn't even help me understand? Am I the only one frustrated by this method

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