A box of Sydney, counting 6 lands and 6 lands, just finished counting, and counting 9 lands and 9 lands, also just counting lands. How many pears are there in this box?
一箱雪梨，6个6个地数，刚好数完，9个9个地数，也刚好数完．这箱雪梨至少有多少个．
<gadget id="calculator">2 * 3 * 3</gadget>
<output>18</output>

<result>18</result>