The express train is 182 meters long and travels 20 meters per second, and the slow train is 1034 meters long and travels 18 meters per second. Two cars run parallel in the same direction. When the fronts of the two cars are aligned, how many seconds can the fast car pass the slow car?
快车长182米，每秒行20米，慢车长1034米，每秒行18米．两车同向并行，当两车车头齐时，快车几秒可越过慢车？
<gadget id="calculator">20 - 18</gadget>
<output>2</output>

<gadget id="calculator">182 / 2</gadget>
<output>91</output>

<result>91</result>