Is My Newton's Law Homework Answer Correct?

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Homework Statement



I tried solving the question below, but I get a different answer than any available inthe m multiple choice.

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Homework Equations



Netwon's Second Law

The Attempt at a Solution



I get 82N. http://hyperphysics.phy-astr.gsu.edu/hbase/incpl2.html gives me 82N for the tension as well. Am I incorrect? Apparently, the answer is E.
 
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The value that you calculated looks correct for the given problem statement.
 

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