Answer:
500
Step-by-step explanation:
Well you find one tenth of a number by dividing it by 10
So to do the opposite, you can do 50*10 which is 500
Or if you really wanted to you could go through each option dividing them all by 10 till you got 50
 
        
                    
             
        
        
        
Answer:
plastic = 45
metal = 30
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
52
Step-by-step explanation:
Multiply grams per gallon times gallons to get grams.

 
        
                    
             
        
        
        
Angle 4 = Angle 5 = 42⁰( alternate interrior angle)
Hope it helps u