The electricity fee standard in a certain place is: the part of the monthly electricity consumption not exceeding 30 kWh is charged at 0.45 yuan per kWh; the part exceeding 30 kWh but not exceeding 60 kWh is charged at 0.80 yuan per kWh; 1.50 yuan per degree fee. If a user consumes 75 degrees of electricity in a certain month, how much does he need to pay for electricity?
某地的电费标准是：每月用电不超过30度的部分，按每度0.45元收费；超过30度而不超过60度的部分，按每度0.80元收费；超过60度的部分，按每度1.50元收费．某月一用户用电75度，需要缴电费多少钱？
<gadget id="calculator">30 * 0.45</gadget>
<output>13.5</output>

<gadget id="calculator">60 - 30</gadget>
<output>30</output>

<gadget id="calculator">30 * 0.8</gadget>
<output>24</output>

<gadget id="calculator">75 - 60</gadget>
<output>15</output>

<gadget id="calculator">15 * 1.5</gadget>
<output>22.5</output>

<gadget id="calculator">13.5 + 24 + 22.5</gadget>
<output>60</output>

<result>60</result>