7. Four and 7 tenths
8. Twenty two and eighty nine hundredths 
9. Forty Five and Three hundred Twenty Nine Thousandths 
10.Twenty seven hundredths
        
             
        
        
        
<span>z³ = 10,648
</span>z³ = 22³
z = 22
        
             
        
        
        
Answer:
I am not 100% about this, but I think that Z=46 Y=30 and X=45
Step-by-step explanation:
 
        
             
        
        
        
He needs $78.95 to buy 5 of each
        
             
        
        
        
119,644 is the answer I believe