4 significant figures. All figures are significant because the zeros are in between two significant digits
        
             
        
        
        
So first divide 7,500 by 150 and you will get 50.Next,do 17X50 which will give you 850.The answer is 850 Gold beads.Hope that helped.Have a happy new year
        
             
        
        
        
 The answer would be: There were 2 chefs and 13 customers.
 
        
             
        
        
        
Answer:
the term is separated by minus (-) and plus (+) . 
therefore this term is trinomial.