Answer:
Step-by-step explanation:
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The greatest common factor would be 1 because you need to factor both 14 and 55 so factor 14 and you get 2 and 7 factor 55 you get 5 and 11 the the GCF has to be 1
I hope this is helpful
The answer is 280 because if you multiply 400 by .3 you get 120 and if you subtract 120 from 400 you get 280
