1 kg of soybeans can be used to make 3 kg of tofu. There are 15 bags of soybeans, each weighing 16 kilograms, how many kilograms of tofu can be made in total?
1千克黄豆可做3千克豆腐．有15袋黄豆，每袋重16千克，共可做几千克豆腐？
<gadget id="calculator">16 * 15 * 3</gadget>
<output>720</output>

<result>720</result>