Jacob is 24 years now. His brother Tony is half Jacob's age. In 6 years how old will tony be?
Tony's age now is 24 / 2 = 
<gadget id="calculator">24/2</gadget>
<output>12</output>
12 years old.
In 6 years he will be 12 + 6 = 
<gadget id="calculator">12+6</gadget>
<output>18</output>
18 years old.

<result>18</result>