3 vehicles transport 90 tons of goods 6 times in total. According to this calculation, how many times do 3 vehicles need to transport 270 tons of goods?
3辆汽车6次共运货90吨，照这样计算，3辆汽车运270吨货物需要运多少次．
<gadget id="calculator">90 / 3 / 6</gadget>
<output>5</output>

<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">270 / 15</gadget>
<output>18</output>

<result>18</result>