Xiaoming has 150 stamps, which happen to be Xiaohong's (5/6), how many stamps does Xiaohong have?
小明有邮票150张，正好是小红的(5/6)，小红有多少张邮票？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">150 / (5/6)</gadget>
<output>180</output>

<result>180</result>