The cars of Shentong Company and Yuantong Company drive from Hefei to Nanjing at a speed of 5:4. When the car of Shentong Company reaches the midpoint, the car of Yuantong Company is still 60 kilometers away from the midpoint. When Yuantong Company reaches the midpoint, Speed increased by 50%. When the car of Shentong Company arrives in Nanjing, how many kilometers is the car of Yuantong Company from Nanjing?
申通公司和圆通公司的车从合肥开往南京速度是5：4，当申通公司的车到达中点的时候，圆通公司的车离中点还有60千米，当圆通公司到达中点时，速度提升50%．问申通公司的车到达南京时，圆通公司的车离南京多少千米？
<gadget id="calculator">5 - 4</gadget>
<output>1</output>

<gadget id="calculator">60 / 1</gadget>
<output>60</output>

<gadget id="calculator">60 * 5</gadget>
<output>300</output>

<gadget id="calculator">300 * 2</gadget>
<output>600</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">300 * (5/4)</gadget>
<output>375</output>

<gadget id="calculator">600 - 375</gadget>
<output>225</output>

<gadget id="calculator">225 / 5</gadget>
<output>45</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2)</gadget>
<output>6</output>

<gadget id="calculator">45 * 6</gadget>
<output>270</output>

<gadget id="calculator">600 - 300 - 270</gadget>
<output>30</output>

<result>30</result>