you would divide 1700 by 40
1700/40= 42.5
there for the unit ratio would be 42.5 meters per minute
        
                    
             
        
        
        
Answer:
   1536 square inches
Step-by-step explanation:
In units of 5 feet, the backdrop is 3 units wide and 2 units high, for a total area of 3×2 = 6 square units.
Those same units on the scale drawing are each 16 inches. One square unit on the scale drawing is (16 in)² = 256 in². So, 6 of them have an area of ...
   6 × 256 in² = 1536 in²