A passenger car drives from Yuyao to Hangzhou, and travels 40 kilometers in 0.5 hours. If it travels at the same speed for another hour, it will arrive in Hangzhou. How many kilometers is the distance from Yuyao to Hangzhou? (answer with more than two methods)
一辆客车从余姚开往杭州，0.5小时行驶了40千米，若用同样的速度再行驶1小时到达杭州．余姚到杭州的路程约是多少千米？(用两种以上方法解答)
<gadget id="calculator">40 / 0.5</gadget>
<output>80</output>

<gadget id="calculator">1 + 0.5</gadget>
<output>1.5</output>

<gadget id="calculator">80 * 1.5</gadget>
<output>120</output>

<result>120</result>