Answer:
x=1 4/3
Step-by-step explanation:
 
        
             
        
        
        
Answer:
447451 miles 
Step-by-step explanation:
a mile is 5820 feet or 69840 inches. 500,000,000,000/16 and then divide that by 5820
 
        
             
        
        
        
In 8 weeks the reef grows 13 m, or 104 m.
Converting 104 m into mm:
104 m     1000 mm
--------- * ------------- = 104,000 mm
    1               1 m
 
        
             
        
        
        
Answer:
I think the answer is option 3