Answer: 4
Step-by-step explanation:
18-14=4
 
        
             
        
        
        
For this case we have an equation of the form:
 
 Where,
 h0: initial height
 v0: initial speed
 a: acceleration
 Substituting values we have: 

 Rewriting we have: 

 Note: see attached image 
Answer:
  
 
        
        
        
Answer:
0.15
Step-by-step explanation:
Fp: frequency that the pitcher will throw exactly 4 pitches to a batter=15
Fa: frequency that the pitcher will throw any pitches to a batter=15+20+40+15+10=100 
P=Fp/Fa=15/100=0.15
 
        
             
        
        
        
Answer:
NOT true:
A, C, D
Step-by-step explanation: