Solve.In Antarctica, the high temperatures for the last four days have been 17.2°F, 5.6°F,  and  What is the average high temperature for this  period?

A. 11.025°F
B. 9.045°F
C. 10.425°F
D. 11.675°F


Answer: A

Mathematics

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A.  =  
B.  =  
C.  = 
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