There are 240 people in the fourth grade forming the torch relay phalanx for the Olympic Games. They form a line of 12 people, with an interval of 2 meters between each two lines, and pass a bridge with a total length of 1,002 meters at a speed of 40 meters per minute. The team needs about How much time?
四年级有240人组成迎奥运火炬传递方阵，他们以12人为一行，前后每两行之间间隔2米，以每分钟40米的速度通过一座全长1002米的大桥，队伍通过大桥大约需要多少时间？
<gadget id="calculator">240 / 12</gadget>
<output>20</output>

<gadget id="calculator">20 - 1</gadget>
<output>19</output>

<gadget id="calculator">19 * 2</gadget>
<output>38</output>

<gadget id="calculator">38 + 1_002</gadget>
<output>1_040</output>

<gadget id="calculator">1_040 / 40</gadget>
<output>26</output>

<result>26</result>