A motorcycle travels 45km per hour, which is (5/8) that of a car, and the speed of a car is (3/4) that of a train. How many kilometers per hour does the train travel?
摩托车每小时行45km，是小汽车的(5/8)，小汽车的速度是火车的(3/4)，火车每小时行多少千米？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">45 / (5/8) / (3/4)</gadget>
<output>96</output>

<result>96</result>