Xiaohong walked 845 meters from home to school in 13 minutes, and 390 meters from Xiaohong's home to Xinhua Bookstore. How many minutes would she have to walk at the same speed?
小红从家到学校845米的路程共走了13分钟，从小红家到新华书店有390米，她用同样的速度要走几分钟？
<gadget id="calculator">845 / 13</gadget>
<output>65</output>

<gadget id="calculator">390 / 65</gadget>
<output>6</output>

<result>6</result>