An online entrance exam was conducted in 250 centres all over the country. The average number of applicants per centre was found to be 1250. However, it was later realised that in one centre, the number of applicants was counted as 1758 instead of 1658. What was the correct average number of applicants per centre?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 1249.6.
| Understanding |
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Total number of allocated centers = 250 The average number of applicants percenter = 1250 Total number of applicants = 1250 × 250 = 312500 Correct number of applicants = 312500 + 1658 - 1758 = 312400 Correct average = 312400 ÷ 250 = 1249.60 |