The electricity bill of Congcong’s family in April is 87.2 yuan, the peak electricity consumption is 0.8 yuan per kWh, and the electricity consumption at other times is 0.6 yuan per kWh. The electricity meter records that his family’s electricity consumption at other time periods in April is 112 kWh. How much does his family use during peak hours in April? kWh?
聪聪家四月份的电费87.2元，高峰用电每度0.8元，其他时段用电每度0.6元，电表记录他家四月份其他时段用电为112度，他家四月份高峰时段用了多少度电？
<gadget id="calculator">112 * 0.6</gadget>
<output>67.2</output>

<gadget id="calculator">87.2 - 67.2</gadget>
<output>20</output>

<gadget id="calculator">20 / 0.8</gadget>
<output>25</output>

<result>25</result>