Answer:
a) 0.46
b) (2341.39, 3230.61)
c) For those Russians who do smoke, estimate the number of cigarettes smoked per day.= 23
Step-by-step explanation:
check below for more detailed solution
 
        
             
        
        
        
Answer:
from June to July
Step-by-step explanation:
the biggest change was $70
 
        
             
        
        
        
#3 describes an isosceles triangle.
#5 describes an equilateral triangle.
#7 describes a right triangle.
        
                    
             
        
        
        
$37.50 divided by 25= $1.50...
hope this helps!