The enlarged length of a picture is 9.5dm, and the ratio of the enlarged length to the original length is 10:1. What is the original length of this picture?
一张图片放大后的长度是9.5dm，放大后的长度与原来长度的比是10：1，这张图片原来的长度是多少？
<gadget id="calculator">9.5 / 10</gadget>
<output>0.95</output>

<result>0.95</result>