For the same water dispenser, store A’s purchase price is 10% cheaper than store B’s, and both stores are priced at 30% of the profit. Such a water dispenser, store A’s income is 27 yuan more than store B’s. How much is the price of store B?
同样的饮水机，甲店进货价比乙店便宜10%，两店同样按30%的利润定价，这样一台饮水机甲店比乙店多收入27元，乙店的定价是多少元？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/10) * (3/10)</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">1 - 1 - 1 - (3/10) - (1/10)</gadget>
<output>-7/5 = around -1.4</output>

<gadget id="calculator">1 + (3/10) + (1/10) + (3/100) + (-7/5)</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">27 / (3/100)</gadget>
<output>900</output>

<gadget id="calculator">1 + (3/10)</gadget>
<output>13/10 = around 1.3</output>

<gadget id="calculator">900 * (13/10)</gadget>
<output>1_170</output>

<result>1_170</result>