Randolph is 5 years older than Sydney. Sydney is twice as old as Sherry. If Sherry is 25, how old is Randolph?
Sydney is 25*2 = 
<gadget id="calculator">25*2</gadget>
<output>50</output>
50 years old.
Randolph is 50+5 = 
<gadget id="calculator">50+5</gadget>
<output>55</output>
55 years old.

<result>55</result>