ANSWER:
75 emails.
Trey has to answer a total of 75 emails.
STEP-BY-STEP EXPLANATION:
If:
20% of emails = 15
Then:
20% × 5 = 15 × 5
100% of emails = 75
        
                    
             
        
        
        
Answer:
Oxygen is released by oxygen from carbon dioxide through photosynthesis.
Explanation:
 
        
                    
             
        
        
        
Media is a big part of our society because its what all people use
        
                    
             
        
        
        
Answer:
The mean is μ = 15.2 and the standard deviation is σ = 0.9. Find the probability that X is greater than 15.2. Write your answer as a decimal rounded to 4 places.
The mean is μ = 15.2 and the standard deviation is σ = 0.9.
Find the probability that X is between 14.3 and 16.1.
Write your answer as a decimal rounded to 4 places.
Explanation: