There is a batch of children's books in the bookstore. 120 books were sold on the first day, which happened to be the second day (3/4), and the number sold on the third day was the second day's (4/5). Book?
书店有一批儿童读物，第一天售出120本，正好是第二天的(3/4)，第三天售出的本数是第二天的(4/5)，第三天售出多少本？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">120 / (3/4)</gadget>
<output>160</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">160 * (4/5)</gadget>
<output>128</output>

<result>128</result>