Hongguang Farm has two wheat fields. The first one is 5.5 hectares, with a total harvest of 27.3 tons of wheat, and the second one is 3.6 hectares, with a total harvest of 18.2 tons of wheat. How many tons of wheat are harvested per hectare on average for these two wheat fields?
红光农场有两块麦田，第一块5.5公顷，共收小麦27.3吨，第二块3.6公顷，共收小麦18.2吨，这两块麦田平均每公顷收小麦多少吨？
<gadget id="calculator">27.3 + 18.2</gadget>
<output>45.5</output>

<gadget id="calculator">5.5 + 3.6</gadget>
<output>9.1</output>

<gadget id="calculator">45.5 / 9.1</gadget>
<output>5</output>

<result>5</result>