car drives from City A to City B at 7:00 in the morning. If it travels 48 kilometers per hour, it will arrive at 12:00 noon; if it travels 80 kilometers per hour, it will arrive at what time in the morning.
一辆汽车早晨7时从甲城开往乙城，如果每小时行48千米，中午12时可以到达；如果每小时行80千米，上午多少时可以到达．
<gadget id="calculator">12 - 7</gadget>
<output>5</output>

<gadget id="calculator">5 / 80</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">48 * (1/16)</gadget>
<output>3</output>

<gadget id="calculator">7 + 3</gadget>
<output>10</output>

<result>10</result>