Use a batch of cloth to make clothes, each set of clothes uses 3.6 meters of cloth, and 120 sets can be made. If each suit saves 20% of the cloth, how many suits can be made from this batch of cloth?
用一批布做服装，每套服装用布3.6米，可以做120套．如果每套服装节约用布20%，这批布可以做多少套服装？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3.6 * (4/5)</gadget>
<output>2.88</output>

<gadget id="calculator">120 / 2.88</gadget>
<output>41.666667</output>

<gadget id="calculator">3.6 * 41.666667</gadget>
<output>150.000001</output>

<result>150.000001</result>