A cheetah is the fastest animal on land. It runs about 31 meters per second, which is faster than a car (11/20). How many meters does a car travel per second?
猎豹是陆地上跑得最快的动物，每秒大约跑31m，比小汽车的速度快(11/20)，小汽车每秒约行驶多少米？
<gadget id="calculator">11 / 20</gadget>
<output>11/20 = around 0.55</output>

<gadget id="calculator">1 + (11/20)</gadget>
<output>31/20 = around 1.55</output>

<gadget id="calculator">31 / (31/20)</gadget>
<output>20</output>

<result>20</result>