A fruit shop bought 12 baskets of bananas and 16 baskets of pears, weighing 780 kilograms in total. Each basket of pears weighs 30 kilograms. How much does each basket of bananas weigh?
水果店买来12筐香蕉和16筐梨，一共重780千克，每筐梨重30千克，每筐香蕉重多少千克？
<gadget id="calculator">30 * 16</gadget>
<output>480</output>

<gadget id="calculator">780 - 480</gadget>
<output>300</output>

<gadget id="calculator">300 / 12</gadget>
<output>25</output>

<result>25</result>