Answer   
1/5
Step-by-step explanation:
The slope of a perpendicular line is the negative reciprocal. Since y=-5x(m=-5), the slope is -(-1/5) which is 1/5
 
        
                    
             
        
        
        
40 ounces is 2.5 pounds because each pound is 16 ounces
 
        
                    
             
        
        
        
Calculate circumference. You can do the math mentally with area & perimeter,but circumference is much more complex
        
                    
             
        
        
        
Answer:
b
Step-by-step explanation:
 
        
             
        
        
        
I think not sure but i think the discout is $5.76