Marks obtained by 60 students in a test (Maximum Marks-100) are given below :<br>60, 82, 63, 40, 88, 80, 24, 60, 09, 58, 44, 74<br>57, 60, 63, 30, 31, 64, 00, 62, 37, 54, 10, 99<br>35, 83, 58, 33, 92, 43, 66, 41, 78, 72, 32, 33<br>65, 11, 60, 17, 53, 93, 57, 03, 29, 31, 82, 50<br>63, 15, 41, 55, 72, 42, 32, 23, 30, 48, 67, 34<br>What is the percentage (approximate) of students getting marks higher than or equal to 60 but less than 80?
- A. 25.0
- B. 26.7 ✓
- C. 28.3
- D. 30.0
Correct Answer: B. 26.7
Explanation
Counting the values that are \geq 60 and \lt 80 from the list yields exactly 16 students. The required percentage is \frac{16}{60} \times 100 \approx 26.66\%, which rounds to 26.7\%.
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