A car travels (3/2) kilometers per minute, how many kilometers per hour on average.
一辆汽车每分钟行驶(3/2)千米，平均每小时行驶多少千米．
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/2) * 60</gadget>
<output>90</output>

<result>90</result>