In a school there are 35 students in class \(2 \mathrm{~A}\) and 40 in class \(2 \mathrm{~B}\). The mean score for class \(2 \mathrm{~A}\) in a \(\mathrm{M}\) athematics esamination is \(60.00\) and that fot \(2 \mathrm{~B}\) in the paper is \(52.5\). Find, to one place of decimals, the mean of the combined classes.

A. 56,5
B. \(56,0\)  
C. \(56,3\)
D. 562

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Correct Answer: B