Answer:
68y
Step-by-step explanation:
 
        
                    
             
        
        
        
Complimentary just means that they add to be 90, so you take 90 degrees and subtract the angle you already have in order to get the complementary angle
        
             
        
        
        
Short answer 34/13Start by converting both to improper fractions.
8 1/2 = (2*8 + 1)/2 = 17/2
3 1/4 = (3*4 + 1)/4 = 13/4
Next set up a 4 layer fraction

Invert the lower fraction and multiply

Cancel the 2 and the 4 leaving you with a 2 in the numerator.
 
 
 
        
             
        
        
        
Answer: 8 proposals per hour
Step-by-step explanation: 40/5 = 8