The rice shop originally had 120 bags of rice, and each bag of rice was 25 kilograms. After selling half of the rice, how many kilograms are left?
米店原有大米120袋，每袋大米25千克，卖出一半后，还剩多少千克？
<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<gadget id="calculator">60 * 25</gadget>
<output>1_500</output>

<result>1_500</result>