Maharashtra BoardEnglish MediumSTD 9MathsStatistics1 Mark
Question
Find the class-mark of the class $35-40.$
✓
Answer
Class-mark
$=\frac{\text { Lowerclass limit }+ \text { Upper class limit }}{2}$
$=\frac{35+40}{2}$
$=\frac{75}{2}$
$=37.5$
$\therefore$ Class-mark of the class $35 – 40$ is $37.5$
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