Xiaojun is 120 cm tall, twice as tall as his younger brother, while his father is three times as tall as his younger brother. How tall is dad in centimeters?
小军身高120厘米，是弟弟身高的2倍，而爸爸身高是弟弟的3倍．爸爸身高是多少厘米？
<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<gadget id="calculator">60 * 3</gadget>
<output>180</output>

<result>180</result>