The food factory packs candies, 4kg in a bag, 15 bags in a box. If packing 360kg of candies, how many cartons should be prepared?
食品厂包装糖果，4千克装一袋，15袋装一箱．如果包装360千克糖果，要准备多少个纸箱？
<gadget id="calculator">4 * 15</gadget>
<output>60</output>

<gadget id="calculator">360 / 60</gadget>
<output>6</output>

<result>6</result>