If the speed of the car is 1500 m/min, how many kilometers does the car travel per hour?
汽车的速度是1500米/分，那这辆汽车每小时行驶的路程是多少千米．
<gadget id="calculator">60 / 1_000</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">1_500 * (3/50)</gadget>
<output>90</output>

<result>90</result>