<u>Answer:</u>
37 minutes
<u>Step-by-step explanation:</u>
Lena has 20 dollars. 20 - 12.23 = 7.77
Lena has $7.77 dollars left.
We divide this by .21 to see how many minutes her call was.
7.77 ÷ .21 = 37
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The answer is 120 miles , because it is a proportion 
        
             
        
        
        
The second one is the answer
        
             
        
        
        
Answer:
<em>14 miles</em>
Step-by-step explanation:
It's still 14 miles no matter which way you go.