The average annual sunshine duration of B is 1200 hours, and the average annual sunshine duration of B is (3/2) of that of A. How many hours is the average annual sunshine duration of A?
乙地平均年日照时间是1200小时，乙地平均年日照时间是甲地的(3/2)，甲地平均年日照时间是多少小时？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">1_200 / (3/2)</gadget>
<output>800</output>

<result>800</result>