During the "October and January" period, the ticket price of a certain park increased by 50% to 12 yuan. How much was the original ticket price of this park?
"十、一"期间，某公园票价上涨50%后是12元，这个公园原票价是多少元？
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">12 / (3/2)</gadget>
<output>8</output>

<result>8</result>