MCQ
The class mark of the class 100-200 is:
- A100
- B110
- C115
- D120
✓
Answer
- 110
Solution:
Class mark $=\frac{\text{Upper}\ \text{limit}+\text{Lower}\ \text{limit}}{2}$
$=\frac{120+100}{2}$
$=110$
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