The store buys A and B two different candies at the same cost. It is known that Type A candy is 18 yuan per kilogram, and Type B candy is 12 yuan per kilogram. If these two kinds of candies are mixed together to make assorted candies, what is the cost per kilogram of this kind of candy?
商店用相同的费用购进甲、乙两种不同的糖果．已知甲种糖果每公斤18元，乙种糖果每公斤12元，如果把这两种糖果混在一起成为什锦糖，那么这种糖每公斤的成本是多少元．
<gadget id="calculator">36 / 18</gadget>
<output>2</output>

<gadget id="calculator">36 * 2</gadget>
<output>72</output>

<gadget id="calculator">36 / 12</gadget>
<output>3</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">72 / 5</gadget>
<output>72/5 = around 14.4</output>

<result>72/5 = around 14.4</result>