9 Answers

Wrong site, please discuss with tutor or lecturer, I'm sure they could help you more than us.

Do your homework using your brain and applying what your teacher tried to teach you

I considered these statements and concluded it was part of your HOMEWORK!

I do not do my own grand children's homework, so what make you believe I would do yours?

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SORRY. I have  More to do with my "Time. "YAWN !! I am going to "BED !!.

You ran out of paper and neglected to put what the Domain was !!???

...coulda got this one too guys....!   Cheeze whiz......  ;)

How about this statement? Do all worms drink hard apple cider?

SORRY. I have more to do with my "Time. "YAWN !! I am going to BED !! 

You categorized your question under Science and Mathematics; I guess you should have put it in the "Homework Help" category. 
All lions are fierce.
Some lions do not drink coffee.
Some fierce creatures do not drink coffee.
The premises are pretty clear. Lions are fierce & some of them don't drink coffee. 
Since they are fierce and some don't drink coffee, the conclusion is true.  
I don't really know what you are trying to do mathematically, but the conclusions is valid based on the two premises.