Yuyu’s home is 3 kilometers away from school. One day, it took him 10 minutes to get from home to school. How many kilometers did he walk per minute on average?
宇宇家离学校3千米，一天，他从家到学校用了10分钟，他平均每分钟走多少千米．
<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<result>3/10 = around 0.3</result>