Answer:
it's 8
Step-by-step explanation:
 just get 72 and divide it by 9 and that's the average over the 9 years.
 
        
             
        
        
        
Answer:
2:5
Step-by-step explanation:
david=24mins 
mark = 1hour 
change 1 hour to mins 
DAVID=24
MARK=60
24:60
THEN SIMPLIFY 
24/60
<em>=</em><em>2</em><em>/</em><em>5</em>
<em><u>2</u></em><em><u>:</u></em><em><u>5</u></em>
 
        
             
        
        
        
You want to find the time <em>t</em> such that

Divide both sides by $200 :

Take the logarithm of both sides:

Divide both sides by 0.04 and solve for <em>t</em> :

 
        
             
        
        
        
It is the graph shifted 6 units right
        
                    
             
        
        
        
Answer:
4,000 enroll
Step-by-step explanation:
If 20,000 students apply and the university only accepts 40%, the university accepted 8,000 students.
How many actually enrolled?
Of those accepted students (8,000), 50% enroll.
8,000 / 2 OR 8,000 x 0.50 = 4,000 students actually enroll.