An ambulance drove from Jiadi to Qinghai Shu earthquake-stricken area. It drove for 3 hours in the morning and drove 60 kilometers per hour; How far apart?
一辆救护车从甲地开往青海树地震灾区，上午行驶3小时，每小时行驶60千米；为了尽快救援，下午行驶速度每小时提高了10千米，行驶4个小时到达，则两地相距有多远？
<gadget id="calculator">60 * 3</gadget>
<output>180</output>

<gadget id="calculator">60 + 10</gadget>
<output>70</output>

<gadget id="calculator">70 * 4</gadget>
<output>280</output>

<gadget id="calculator">180 + 280</gadget>
<output>460</output>

<result>460</result>