A car travels from place A to place B. It travels 35% of the journey in the first hour and 25% of the journey in the second hour. A total of 180 kilometers is traveled in two hours. How many kilometers is the total length of A and B?
一辆汽车从甲地开往乙地，第一小时行了全程的35%，第二小时行了全程的25%，两小时共行了180千米．甲乙两地全长多少千米？
<gadget id="calculator">35 / 100</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(7/20) + (1/4)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">180 / (3/5)</gadget>
<output>300</output>

<result>300</result>