A and B bought a cart of chemical fertilizer with the same amount of money. A shared 12 bags and B shared 18 bags. As a result, B paid A 108 yuan. How much is each bag of fertilizer?
甲，乙两人拿出同样多的钱合买了一车化肥，甲分了12袋，乙分了18袋，结果乙付给甲108元，每袋化肥多少元？
<gadget id="calculator">18 - 12</gadget>
<output>6</output>

<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">108 * (1/3)</gadget>
<output>36</output>

<result>36</result>