A car travels 360 kilometers from Nanjing to Shanghai, and starts to drive at a planned speed of 45 kilometers per hour. On the way, the car was repaired for 2 hours due to a car breakdown. If you arrive in Shanghai on time, the repaired car must travel 75 kilometers per hour. How far is the car from Nanjing?
一辆汽车从南京开往上海要行驶360千米，开始按以计划每小时45千米的速度行驶．途中因汽车故障修车2小时，如按时赶到上海，修好后的汽车每小时必须行驶75千米，问汽车在离南京多远处出了故障？
<gadget id="calculator">75 - 45</gadget>
<output>30</output>

<gadget id="calculator">2 / 30</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">45 * (1/15) * 75</gadget>
<output>225</output>

<gadget id="calculator">360 - 225</gadget>
<output>135</output>

<result>135</result>