Two cars, A and B, start at the same time from two places 36 kilometers apart and drive toward each other. After (1/4) hour, they meet. When they meet, car A travels the entire distance (4/9). How much does car B travel per hour? km?
甲、乙两辆汽车从相距36千米的两地同时出发，相向而行，经过(1/4)小时相遇，相遇时甲车行了全程的(4/9)，乙车每小时行多少千米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">36 / (1/4)</gadget>
<output>144</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">1 - (4/9)</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">144 * (5/9)</gadget>
<output>80</output>

<result>80</result>