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Math problem in the third grade of primary school: Uncle Zhang parked in the commercial square for 3 hours. How much fare should he pay?
Hello! The following is a detailed explanation!

1. Charge for the first hour: 5 yuan for 2 hours.

2. Charge for the second hour: 5+2.4=7.4 yuan to pay 1 hour.

3. Charge for the third hour: 7.4

To sum up, the total parking fee is 5+7.4+7.4= 19.8 yuan.

Hope to adopt! I wish you progress in your study!

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