Answer:
$1.60
Step-by-step explanation:
Amount of tax paid = percentage of tax to be paid x bill before tax
0.08 x $20 = $1.60
 
        
             
        
        
        
Answer:
the answer of ur eternity is 
Step-by-step explanation:
ur mom
 
        
             
        
        
        
Answer:
5.625 or 5-5/8 or 45/8
Step-by-step explanation:
Solve using Similar triangles again 
ratio of 4:7.5
3/x=4/7.5 cross multiply 
22.5=4x
x=22.5/4=5.625=5-5/8=45/8
 
        
             
        
        
        
Answer:
Given that  
Marks of ten friends
    23%, 37%, 45%, 49%, 56%, 63%, 63%, 70%, 72% and 82%
Mean = 56
Variance = 284.6
Standards deviation = 16.9