Apples: 5 yuan for 3 kilograms, bananas: 10 yuan for 2 kilograms Mom wants to buy 6 kilograms of apples and 4 kilograms of bananas, how much should I pay?
苹果：5元3千克，香蕉：10元2千克妈妈打算买6千克苹果和4千克香蕉，应付多少元？
<gadget id="calculator">6 / 3</gadget>
<output>2</output>

<gadget id="calculator">2 * 5</gadget>
<output>10</output>

<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 * 2 * 5</gadget>
<output>20</output>

<gadget id="calculator">10 + 20</gadget>
<output>30</output>

<result>30</result>