Tony’s age now is 24 / 2 = <<24/2=12>>12 years old.

In 6 years he will be 12 + 6 = <<12+6=18>>18 years old.

# Answer

18
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Jacob is 24 years now. His brother Tony is half Jacob's age. In 6 years how old will tony be?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
18
Jacob is 24 years now. His brother Tony is half Jacob's age. In 6 years how old will tony be?
train