The answer is $204.Hope this helps.
        
             
        
        
        
Answer:
<h2><em><u>Option</u></em><em><u> </u></em><em><u>A</u></em><em><u> </u></em><em><u>and</u></em><em><u> </u></em><em><u>C</u></em></h2>
Step-by-step explanation:
As,




 
        
                    
             
        
        
        
Answer:
512(cm)3
Step-by-step explanation:
 
        
                    
             
        
        
        
Diana's age=21 years
Carmen's age=x years
Andrew's age=2x years
21+x+2x=45
21+3x=45
3x=45-21
3x=24
x=24/3
x=8
2x8=16
Carmen is 8 years old and Andrew is 16 years old. Hoped that helps:)
        
             
        
        
        
15-9= 6 the difference is 6 people. i hope this is what you were looking for.