The first one is 156, the second 420 the third is 6,138 and the forth one is 64.
        
             
        
        
        
You have to choose 

 members from the group of 

 people. So there are 

 ways to do it.
 
        
        
        
Answer:
$70
Step-by-step explanation:
break it down, 100% of 40 is 40, and 75% of 40 is 30, so add 40 and 30 to get 70
 
        
                    
             
        
        
        
Answer:
No.
Step-by-step explanation:
The ratio of the lengths of the vertical sides from A to B is 2/4 which equals 1/2.
The ratio of the lengths of the horizontal sides of A to B is 4/11.
Since 4/11 is not equal to 1/2, figure B is not a scale copy of figure A.
 
        
             
        
        
        
She had saved $480 before she added the money. Explanation: 700-120=480