A car drives from place A to place B. It travels the whole distance (3/8) in the first hour, and travels 45 kilometers in the second hour, leaving (2/5) the whole distance. How many kilometers are there between A and B?
一辆汽车从甲地开往乙地，第一小时行了全程的(3/8)，第二小时行了45千米，还剩下全程的(2/5)．甲、乙两地相距多少千米？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (3/8) - (2/5)</gadget>
<output>9/40 = around 0.225</output>

<gadget id="calculator">45 / (9/40)</gadget>
<output>200</output>

<result>200</result>