It is known that the distance between Wuhai and Yinchuan is 120 kilometers. A car has driven from Wuhai to Yinchuan, and it has traveled (3/4) the full length. How far will this car go to Yinchuan?
已知乌海与银川相距120千米，一辆汽车从乌海开往银川，已经走了全长的(3/4)，这辆汽车还有多远到达银川？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">120 * (1/4)</gadget>
<output>30</output>

<result>30</result>