Answer:
25%
Step-by-step explanation:
We can do 18/72=0.25
A percent is a decimal pushed 2 numbers back so 25% 
 
        
             
        
        
        
So men to women=3 to 4
210 men
210 represents 3 units
wome=4
210=3 units
divide by 3
70=1 unit
multiply by 4 to find women
280=women
total workers=women+men
women=280
men=210
280+210=490
total =490
        
             
        
        
        
Answer:
ok first 
follow me. ...........................
 
        
                    
             
        
        
        
Answer:
1,2. 6.0
Step-by-step explanation:
That is the answer