The prices of two suits sold in a clothing store are different. If the price of type A suit is increased by 20% and the price of type B suit is decreased by 10%, then the prices of the two suits are the same. The original price of type A suit is the price of type B suit. What percentage?
服装店卖的两种西服的价格不同，如果甲种西服的价格提高20%，乙种西服的价格降低10%，那么两种西服的价格相同，原来甲种西服的价格是乙种西服价格的百分之几？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">(9/10) / (6/5)</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>