Team A and Team B are working together to dig a tunnel. Team A digs 75m per day, and Team B digs 50m per day. The two teams will complete the task after 8 days of cooperation. What is the total length of this tunnel?
甲乙两队合挖一条隧道，甲队每天挖75m，乙队每天挖50m，两队合作8天后完成任务，这条隧道全长多少米？
<gadget id="calculator">75 + 50</gadget>
<output>125</output>

<gadget id="calculator">125 * 8</gadget>
<output>1_000</output>

<result>1_000</result>