Distribute a basket of duck pears to some students, 3 more than 2 per person, 4 less than 2 per person, how many duck pears are there at least.
把一篮鸭梨分给一些同学，每人3个多2个，每人4个少2个，鸭梨至少有多少个．
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">12 + 2</gadget>
<output>14</output>

<result>14</result>