Answer:
The sample size needed is 40000.
Step-by-step explanation:
The sample size needed is:

Use this formula to determine the sample size needed for a margin of error of 0.005 
This is n when  . So
. So



The sample size needed is 40000.
 
        
             
        
        
        
Distance = rate * time
580 = (80+65) * t 
T = 4 hours
        
             
        
        
        
Answer:
121
Step-by-step explanation:
trust me i got you wuth that 2016 throwback
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
You need to add the amount Shawna & Ryan ate together, then subtract it from 1 to find the amount of pizza that was left for Dominic to eat.
 +
 +  = ?
 = ?
Make all the denominators the same to add fractions.
 is
  is 
 is
  is 
 +
 +   =
 = 
1 -   =
 = 
 
        
             
        
        
        
Answer:
A≈380.13m² so B
Step-by-step explanation:
A=πr^2
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