8
Step-by-step explanation:
- Critical Path Analysis is presented using the circle and arrow diagrams. 
- Earliest Start Time = the earliest possible time of  starting the activity 
- An arrow running between two event circles shows the activity needed to complete that task. 
- All arrows run left to right 
- Time for doing just task E = 8 hours (as shown in the figure)
 
 
        
             
        
        
        
Answer:
volume of a sphere is ⁴/³π r³
⁴/³ ×3.14 × 23³
3 goes into 3.14 , 1.047 times 
4 ×1.047×23³
50939.17
Step-by-step explanation:
hope itade sense 
 
        
             
        
        
        
        
Answer:
x = 1/2
y = 24
Step-by-step explanation:
y = 12 / x
y = 6 / x²
12 / x = 6 / x²
x² / x = 6 / 12
x = 1 / 2
y = 12 / x
y = 12 / (1/2)
y = 24
 
        
             
        
        
        
Answer:
13.99+.75+.75=15.49
Part A ) 15.49 
Part B) Anna is correct because her pizza only cost 15.49 and if you subtract 15.49 from 20 it is 14.51
Step-by-step explanation: