| Class Interval | 25-29 | 30-34 | 35-39 | 40-44 | 45-49 | 50-54 |
| Frequency | 5 | 10 | 15 | 5 | 7 | 8 |
A) 40.5
B) 35.5
C) 39.5
D) 25.5
E) None of these
Correct Answer: C
Solution :
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