A parking lot stipulates that the parking fee is 5 yuan for less than 2 hours, and 1.5 yuan for each additional hour of parking for more than 2 hours (less than 1 hour is calculated as 1 hour). Master Li parks in the parking lot for 5 hours, how much should he pay for the parking fee?
某停车场规定：停车少于2小时收费5元，超过2小时，每多停1小时加收1.5元(不足1小时按1小时计算)．李师傅在该停车场停车5小时，应交停车费多少钱？
<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">3 * 1.5</gadget>
<output>4.5</output>

<gadget id="calculator">5 + 4.5</gadget>
<output>9.5</output>

<result>9.5</result>