The distance between the two places is 5.4 kilometers. Xiaoqiang and Xiaojun set off from A and B respectively at the same time and walk toward each other. After they arrived at each other's starting point, they immediately returned along the original road. It is known that Xiaoqiang walks 80 meters per minute, and Xiaojun walks 70 meters per minute. How many meters away from the place where they met for the second time?
两地相距5.4千米，小强和小军分别从甲、乙两地同时出发，相向而行．他们分别到达对方发出发地后，立即沿原路返回．已知小强每分钟行80米，小军每分钟行70米．他们第二次相遇的地方距甲地多少米？
<gadget id="calculator">5.4 * 1_000 * 3</gadget>
<output>16_200</output>

<gadget id="calculator">80 + 70</gadget>
<output>150</output>

<gadget id="calculator">16_200 / 150</gadget>
<output>108</output>

<gadget id="calculator">70 * 108</gadget>
<output>7_560</output>

<gadget id="calculator">5.4 * 1_000</gadget>
<output>5_400</output>

<gadget id="calculator">7_560 - 5_400</gadget>
<output>2_160</output>

<result>2_160</result>