The clothing store sold a total of 13 boxes of shirts, 7 pieces in each box, and earned 3185 yuan. How much is an average shirt?
服装店共售出衬衫13箱，每箱7件，得款3185元．平均每件衬衫多少元？
<gadget id="calculator">13 * 7</gadget>
<output>91</output>

<gadget id="calculator">3_185 / 91</gadget>
<output>35</output>

<result>35</result>