It costs 3 yuan to buy 1 kilogram of bananas, how many kilograms of bananas can be bought with 15 yuan.
买1千克香蕉需要3元钱，现有15元钱可买多少千克香蕉．
<gadget id="calculator">15 / 3</gadget>
<output>5</output>

<result>5</result>