Dog No dog Total
 Cat 31 10 41
No cat 24 7 31
 Total 55 17 144
 
        
             
        
        
        
Answer:
it decended 239 feet per minute
Step-by-step explanation:
 
        
             
        
        
        
-16.9x + 16 is the correct answer. You have to remove the parentheses, collect the like terms, and then simplify.
        
                    
             
        
        
        
Answer:
The second number is a*t/s
Step-by-step explanation:
s/t = a / x   Let x be the second number.
sx = at       divide by s
x = at/s