15 miles per hour. 
Divide the number of miles by the number of hours to get the miles per hour.
        
             
        
        
        
Can you please post the image.
        
             
        
        
        
Answer:
(16+25)×47
Step-by-step explanation:
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<span>-1/11 + 5/11
= 5/11 - 1/11
= 4/11
Answer
</span><span>4/11</span>