Answer:
80 mph
Step-by-step explanation:

<u>First leg of trip</u>
- Speed = 64 mph
 - Time = 3 hours
 

<u>Second leg of trip</u>
- Speed = 92 mph
 - Time = 4 hours
 


To find the average speed:

 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
 
        
                    
             
        
        
        
A
area = 97*79=7663 ft^2
perimeter = 2(97)+2(79) = 194+158 = 352 ft
b perimeter
c area
        
             
        
        
        
In order to answer this problem, you need to remember the place – value chart since you don't want to convert the number to its standard form. The number "fifty million" has nine places. Enumerating from the left would be: 
<span>- Ones - Tens - Hundreds - Thousands - Tens thousands - Hundreds thousands - Millions - T<span>ens millions</span></span>
 
        
             
        
        
        
Answer:
0.84
Step-by-step explanation:
hope this helps, brainliest appreciated!