Answer:
53
Step-by-step explanation:
2*19 =38
then by substituting 2x=38
then, 
38+15=53
 
        
                    
             
        
        
        
Answer:
141.37167in³
Step-by-step explanation:
V=
π
d
2
2
h
=
π
6
2
2
5
≈
141.37167in³
 
        
                    
             
        
        
        
Answer:
637/7700
Step-by-step explanation:
7.7 km = 7700 m
  
        
             
        
        
        
Add all her expenses =2024.08
Then divide by 165=12.268
Go with choice 12.27
 
        
             
        
        
        
Answer:
C: 5%
Step-by-step explanation:
175 out of 3500 = 175/3500
175/3500 = 1/20
1/20 = 0.05
0.05 = 5%