Hannah has three brothers. Her brothers are all 8 years old. How old is Hannah if she is twice as old as the sum of her brother's ages?
The total of Hannah's brothers' ages is 3 * 8 = 
<gadget id="calculator">3*8</gadget>
<output>24</output>
24.
Hannah is twice as old as the total of her brothers' ages, so Hannah is 24 * 2 = 
<gadget id="calculator">24*2</gadget>
<output>48</output>
48 years old.

<result>48</result>