Well add them all up. : 10+15+8+7=40. There are 8 white balls out of 40. 8/40. Find the GCF of them both and simplify them.
8=8 so 8/8 = 1
40=8 so 40/8 = 5 so 1/5 is your answer.
B. is your answer.
Hoped I helped!
        
                    
             
        
        
        
A I think I don’t know cause the formula is y=Mx+b is a slope formula so he have to be right
        
                    
             
        
        
        
Answer:
The answer would be 4
Step-by-step explanation:
Calculate it 
 
        
                    
             
        
        
        
Answer:
B
Step-by-step explanation:
Rate, in this case, is mph which can be written as miles/hours.
HTH :)
 
        
             
        
        
        
Answer: 4w-14
Step By step explanation: 4(w-2)-6= 4w-8-6= 4w-14