A transport team wants to transport 100 tons of cargo, the first shipment is 20 tons, the second shipment is 1.2 times the first time, and the remaining 4 shipments are completed, how many tons are shipped each time on average?
某运输队要运100吨货，第一次运货20吨，第二次运货的吨数是第一次的1.2倍，剩下的4次运完，平均每次运货多少吨？
<gadget id="calculator">20 * 1.2</gadget>
<output>24</output>

<gadget id="calculator">100 - 20 - 24</gadget>
<output>56</output>

<gadget id="calculator">56 / 4</gadget>
<output>14</output>

<result>14</result>