A passenger car bound for Hangzhou from Yuyao. If you drive 40 kilometers in 0.5 hours, if you drive at the same speed for another hour to reach Hangzhou, how many kilometers is the distance from Yuyao to Hangzhou? (Solve with ratio or equation)
一辆客车从余姚开往杭州．0.5小时行驶了40千米，若用同样的速度又行驶了1小时到达杭州，那么余姚到杭州的路程约是多少千米？(用比例或方程解)
<gadget id="calculator">40 / 0.5</gadget>
<output>80</output>

<gadget id="calculator">80 * 0.5</gadget>
<output>40</output>

<gadget id="calculator">40 + 80</gadget>
<output>120</output>

<result>120</result>