The ratio of stamps between Xiao Hong and Zhang Qiang is 5:2. The two share 35 stamps. How many stamps does Zhang Qiang own?
萧红与张强邮票的比是5：2，两人共有邮票35张，张强有邮票多少张．
<gadget id="calculator">5 + 2</gadget>
<output>7</output>

<gadget id="calculator">35 / 7</gadget>
<output>5</output>

<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<result>10</result>