One pound of mangoes cost $0.60 x 2 = $<<0.60*2=1.20>>1.20.

So Kelly can buy $12/$1.20 = <<12/1.20=10>>10 pounds of mangoes.

# Answer

10
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
One-half of a pound of mangoes costs $0.60. How many pounds can Kelly buy with $12?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
10
One-half of a pound of mangoes costs $0.60. How many pounds can Kelly buy with $12?
train