There are 150 tons of coal to be transported from the coal mine, and each truck is loaded with 5 tons of coal. There are already 6 trucks loaded, how many trucks will be loaded to complete the task?
从煤矿要运走150吨煤，每辆卡车装5吨煤，已经装有了6辆卡，还要装多少辆车才能完成任务？
<gadget id="calculator">6 * 5</gadget>
<output>30</output>

<gadget id="calculator">150 - 30</gadget>
<output>120</output>

<gadget id="calculator">120 / 5</gadget>
<output>24</output>

<result>24</result>