Xiaohong walked 845 meters from home to school for a total of 13 minutes. She used the same speed to walk 390 meters from home to Xinhua Bookstore. How many minutes did she have to walk?
小红从家到学校845米共走了13分，她用同样的速度，从家到新华书店有390米，要走几分？
<gadget id="calculator">845 / 13</gadget>
<output>65</output>

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

<result>6</result>