The family needs 3 gallons of water because 6 x .5 = <<6*.5=3>>3

It will cost $3 because 3 x 1 = <<3*1=3>>3

# Answer

3
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
In India, it cost $1 to purify a gallon of fresh water. Each person needs 1/2 a gallon of fresh water a day. In a family of 6, how much will it cost for fresh water for the day?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
3
In India, it cost $1 to purify a gallon of fresh water. Each person needs 1/2 a gallon of fresh water a day. In a family of 6, how much will it cost for fresh water for the day?
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