If you're talking about PEMDAS it's Division. (Parenthesis., Exponents, Multiplication, Division, Subtraction just in case you forget)
        
             
        
        
        
It's 2/5 in decimal form it is 0.4.
        
             
        
        
        
Answer:
(a) 300
(b)100
Step-by-step explanation:
(a) each figure is 100 student and there are 3 figures at Woodbridge so it's 3*100=300
(b) DuBois=3*100=300
Polk=4*100=400
400-300=100