The apple orchard is 27 meters long and 10 meters wide. If each apple tree covers an area of 3 square meters, how many apple trees are there in this apple orchard?
苹果园长27米，宽10米，如果每棵苹果树占地3平方米，这个苹果园一共有多少棵苹果树？
<gadget id="calculator">10 / 3</gadget>
<output>10/3 = around 3.333333</output>

<gadget id="calculator">27 * (10/3)</gadget>
<output>90</output>

<result>90</result>