The fruit shop shipped 8 baskets of bananas, each weighing 30 kilograms, and they were sold out in 4 days. How many kilograms were sold on average per day?
水果店运来8筐香蕉，每筐30千克，4天卖完，平均每天卖多少千克？
<gadget id="calculator">8 / 4</gadget>
<output>2</output>

<gadget id="calculator">30 * 2</gadget>
<output>60</output>

<result>60</result>