An engineering team is going to dig a tunnel from a mountain. The engineering team is divided into two teams to start construction from both sides of the mountain at the same time. The first team digs 150 meters per month, and the second team digs 120 meters per month. It will be opened in 8 months. How many meters is this tunnel?
某工程队准备从一座山里开凿一条隧道，工程队分成两队分别从山的两边同时开工，一队每月开凿150米，二队每月开工120米，8个月开通．这条隧道长多少米？
<gadget id="calculator">150 + 120</gadget>
<output>270</output>

<gadget id="calculator">270 * 8</gadget>
<output>2_160</output>

<result>2_160</result>