Xiao Ming has 15 stamps, and Xiao Qiang has 3 times more stamps than Xiao Ming, which is 5 more. How many stamps does Xiao Qiang have?
小明有15张邮票，小强的邮票张数是小明的3倍还多5张，小强有多少张．
<gadget id="calculator">15 * 3</gadget>
<output>45</output>

<gadget id="calculator">45 + 5</gadget>
<output>50</output>

<result>50</result>