A cold drink wholesale department built a new batch of ice cream, sold 30% on the first day, and sold 150% of the first day on the second day, 150 more than the first day. How many ice creams are there in this batch?
某冷饮批发部，新建一批雪糕，第一天卖出30%，第二天卖出的相当于第一天卖出的150%，比第一天多卖出150根．这批雪糕共有多少根．
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">150 / 100</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/10) * (3/2)</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">(9/20) - (3/10)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">150 / (3/20)</gadget>
<output>1_000</output>

<result>1_000</result>