Mashaal Masha
Data set A: $72, 73, 73, 76, 76$

Data set B: $61, 64, 74, 85, x$

Data set A and data set B each contain 5 numbers. If the mean of data set A is equal to the mean of data set B, what is the value of $x$?
Difficulty: Easy
A: 

$77$

B: 

$85$

C: 

$86$

D: 

$95$

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