Answer:
2
Step-by-step explanation:
89.633333333333
Mean Absolute Deviation (MAD): 2.0755555555556
rounding these both you get 90 and 2.
 
        
             
        
        
        
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15/60 simplified is 1/4
1/4 is not equal to 3/4
        
             
        
        
        
Answer:
All squares are parallelograms, and all rectangles are quadrilaterals are both true 
Step-by-step explanation: