Xiaoli used a 120 cm long ribbon to make a Chinese knot. She used up (3/5) of this ribbon, how many centimeters is it, and the remaining ribbon accounts for ((())/( ())).
小丽用一根120厘米长的绸带做中国结，她用去了这根彩带的(3/5)，是多少厘米，剩下的绸带占这根绸带的((())/(()))．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">120 * (3/5)</gadget>
<output>72</output>

<result>72</result>