math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: A restaurant sold 63 hamburgers last week. 
sentence 2:  The restaurant sold an average of 12 hamburgers per day.
<equate> (63/7, 12)
A restaurant sold 63 hamburgers last week. 
 The restaurant sold an average of 12 hamburgers per day.