The distance between A and B is 1160 kilometers. A train travels from A to B. After 2 hours, B train travels from B to A. It is known that: A travels 60 kilometers per hour, and B travels per hour. Traveling 70 kilometers, how many hours does car B meet car A?
A、B两地相距1160千米，甲火车从A地开往B地，2小时后，乙火车从B地开往A地，已知：甲车每小时行60千米，乙车每小时行70千米，乙车开出几小时后与甲车相遇？
<gadget id="calculator">60 * 2</gadget>
<output>120</output>

<gadget id="calculator">1_160 - 120</gadget>
<output>1_040</output>

<gadget id="calculator">60 + 70</gadget>
<output>130</output>

<gadget id="calculator">1_040 / 130</gadget>
<output>8</output>

<result>8</result>