Mathematics · Averages
Rajender works as a delivery boy. In a fortnight comprising 15 consecutive working days, his average earning per day was ¹540. If his average earning for the first 7 days was ¹519 per day and that for the last 7 days was ¹546 per day, then what was his earning on the 8th day of the fortnight?
- 1¹571
- 2¹681
- 3¹661
- 4¹645✓
Correct answer
¹645
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