Mom bought a bag of rice weighing 15kg and cooked (1/2)kg each time, 3 times a day. How many days can this bag of rice last?
妈妈买回一袋重15kg的大米，每次煮(1/2)kg，每天煮3次．这袋大米可以吃多少天？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * 3</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">15 / (3/2)</gadget>
<output>10</output>

<result>10</result>