Lan Lan Fruit Shop brought 5 baskets of apples, sold 150 kg, and left 50 kg. How many kilograms does each basket of apples weigh on average?
兰兰水果店运来5筐苹果，卖了150千克，还剩50千克．平均毎筐苹果重多少千克？
<gadget id="calculator">150 + 50</gadget>
<output>200</output>

<gadget id="calculator">200 / 5</gadget>
<output>40</output>

<result>40</result>