Xiao Ming is 9 years old this year, and his father is five times as old as Xiao Ling. How old is his father this year?
小明今年9岁，爸爸的年龄是小玲的5倍，爸爸今年多少岁？
<gadget id="calculator">9 * 5</gadget>
<output>45</output>

<result>45</result>