The Young Pioneers in the orchard picked 18 baskets of apples in the morning, which was 100 kilograms less than in the afternoon, and picked 22 baskets in the afternoon. How many kilograms does each basket of apples weigh on average?
少先队员在果园，上午摘了18筐苹果，比下午少摘了100千克，下午摘了22筐，平均每筐苹果重多少千克？
<gadget id="calculator">22 - 18</gadget>
<output>4</output>

<gadget id="calculator">100 / 4</gadget>
<output>25</output>

<result>25</result>