Answer:
6
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Answer:
True speed of the car is 87 km/h. 
Step-by-step explanation:
Speed = 100 km/h
hike in speed = 25 % 
Let the true speed is v. 

 
        
             
        
        
        
Answer:
Median: 89
Mean: 87.5
Step-by-step explanation:
86, 90, 93, 85, 79, 92
93, 85
93 + 85
178
178/2
89
86 + 90 + 93 + 85 + 79 + 92
525
525/6
87.5
 
        
             
        
        
        
Answer:
I'm not sure but i think it's 34y 
Step-by-step explanation:
 
        
             
        
        
        
N is greater than or equal to 11, I believe