| Q.7 | A student‘s marks were wrongly entered as 65 instead of 45. Due to this, the average marks for the class got increased by 1/3. The number of students in the class is: | |
| Ans | 1. 30 | |
| 2. 20 | ||
| 3. 40 | ||
| 4. 60 |
Correct Ans Provided: 4
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