Xiao Ming is 9 years old this year, and his father's age is three times that of Xiao Ming's, which is more than 2 years old. How old is his father this year?
小明今年9岁，爸爸的年龄是小明的3倍还多2岁，爸爸今年多少岁．
<gadget id="calculator">9 * 3</gadget>
<output>27</output>

<gadget id="calculator">27 + 2</gadget>
<output>29</output>

<result>29</result>