The young pioneers paste paper bags for the factory, and 6 people can paste 960 bags in 2 hours. According to this calculation, if 8 people need to paste 1920 bags, how many hours will it take?
少先队员为工厂糊纸袋，6人2小时能糊960个，照这样计算，如果8人要糊1920个，需要几小时？
<gadget id="calculator">960 / 2 / 6</gadget>
<output>80</output>

<gadget id="calculator">80 * 8</gadget>
<output>640</output>

<gadget id="calculator">1_920 / 640</gadget>
<output>3</output>

<result>3</result>