To donate goods to the disaster area, 25 cars are lined up in a column, each car is 6 meters long, and the distance between each two cars is 10 meters. How many meters is the total length of this train line?
向灾区捐赠物品，25两汽车排成一路纵队，每辆车长6米，每两辆之间相距10米，请问这列车队共长多少米？
<gadget id="calculator">25 - 1</gadget>
<output>24</output>

<gadget id="calculator">10 * 24</gadget>
<output>240</output>

<gadget id="calculator">6 * 25</gadget>
<output>150</output>

<gadget id="calculator">240 + 150</gadget>
<output>390</output>

<result>390</result>