It cost $5.50 to rent a pair of skates for up to 2 hours. After 2 hours the rental fee decreases to $2.50 per hour. How much does it cost to rent a pair of skates for 4 hours?

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I believe the answer is 1,000 because you just multiply $2.50x4. Hope this helps.
the answr is 1,000..hope that helps