A pile of coal has 126 tons, and it is transported by a truck with a load of 6 tons. How many times should it be transported at least?
一堆煤有126吨，用载重6吨的汽车运，至少需运多少次能运完？
<gadget id="calculator">126 / 6</gadget>
<output>21</output>

<result>21</result>