Below is an instruction that describes a task. Write a response that appropriately completes the request in English. Please answer in English.

### Instruction:
John buys 1/2 gallon jugs of cold brew coffee every 4 days.  How many cups of coffee does he drink a day?

### Response:
A half-gallon is 2*4=<<2*4=8>>8 cups
He drinks 8/4=<<8/4=2>>2 cups of coffee a day
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