question: How many days after an agreement was signed for the delivery of 100 AMX-13 tanks was a $80 million deal was agreed?
#1 return an agreement was  signed for the  delivery of 100 AMX-13 tanks 
#2 return a $ 80 million deal was  agreed 
#3 return when  was  #1 
#4 return when  was  #2 
#5 return difference of #4 and  #3 in  days