A car has traveled 45 kilometers from place A to place B, which is exactly 60% of the journey. How many kilometers will the car have to drive to reach place B?
一辆汽车从甲地开往乙地，已经行了45千米，正好行了全程的60%，这辆汽车到达乙地还要行多少千米？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">45 / (3/5)</gadget>
<output>75</output>

<gadget id="calculator">75 - 45</gadget>
<output>30</output>

<result>30</result>