medium · GMAT Quant
An auditorium sold a total of 450 tickets for a concert, divided into Tier 1 tickets at $80 each and Tier 2 tickets at $50 each. The total ticket revenue collected was $30,000.
How many more Tier 1 tickets were sold than Tier 2 tickets?
- 50
- 150
- 200
- 250
- 450
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