Answer:
Huh? 
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
ok this is that and that is this.hope this helps
 
        
             
        
        
        
Answer:
4800m
Step-by-step explanation:
"correct to the nearest 10 meters" means that the height can vary ± 10 meters.
4810 m ± 10 m = 4800 to 4820
4800 is the least possible height.
 
        
             
        
        
        
Answer:
22 feet per second
Step-by-step explanation
15x5280=79,200
79,200/60=1320 feet per minute since 60 minutes per hour
1320/60=22 feet per second since 60 seconds per minute