A lion runs 60 kilometers per hour. The speed of the fox is (3/4) that of the lion. (13/9) times the speed of the fox is the speed of the dog. How many kilometers does the dog run per hour?
狮子每小时跑60千米，狐狸的速度是狮子的(3/4)，狐狸的(13/9)倍是狗的速度，狗每小时跑多少千米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">13 / 9</gadget>
<output>13/9 = around 1.444444</output>

<gadget id="calculator">60 * (3/4) * (13/9)</gadget>
<output>65</output>

<result>65</result>