He drinks 1.5*4=<<1.5*4=6>>6 quarts a day

That means he drinks 6*7=<<6*7=42>>42 quarts a week

# Answer

42
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
John drinks 1.5 gallons of water a day.  How many quarts does he drink a week?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
42
John drinks 1.5 gallons of water a day.  How many quarts does he drink a week?
train