The answer  is 5a pretty sure
        
             
        
        
        
Answer:
3 hours
Step-by-step explanation:
3 Men-5 hours
5 men-?
1 man-3×5= 15 hours 
therefore 5 men =15÷5= 3 hours
 
        
                    
             
        
        
        
Answer:
8/15
Step-by-step explanation:
(2/5)/(3/4)=(2/5)(4/3)=8/15
 
        
                    
             
        
        
        
S is slope 
S= rise/run
S1=3/12=1/4
S2=2/16=1/8
S3=5/15=1/3
S4=4/20=1/5
Deepest slope S3 aka C
        
             
        
        
        
6.42 pm is the answer. You can think backward 8 hours before 2:12 am, which is 6:12pm. Now, go 'forward' a half an hour<span>, to 6:42pm. Answer: 6:42pm.</span>