Xiao Wang is a distributor of shoes of a certain brand. He buys 4 pairs of shoes directly from the manufacturer at a price of 300 yuan, and sells 6 pairs of shoes to the distributor at a price of 500 yuan. It is known that Xiao Wang earned a total of 100,000 yuan last year. Question: How many pairs of shoes did Xiao Wang sell last year?
小王是某品牌鞋子的经销商，他以每4双鞋子300元的价格直接从生产商进货，同时以6双鞋子500元的价格卖给分销商．已知去年小王共赚了10万元钱．问：小王去年共卖出鞋子多少双多少双
<gadget id="calculator">10 * 10_000</gadget>
<output>100_000</output>

<gadget id="calculator">500 / 6</gadget>
<output>250/3 = around 83.333333</output>

<gadget id="calculator">300 / 4</gadget>
<output>75</output>

<gadget id="calculator">(250/3) - 75</gadget>
<output>25/3 = around 8.333333</output>

<gadget id="calculator">100_000 / (25/3)</gadget>
<output>12_000</output>

<result>12_000</result>