Answer: 24 oz per day
Explanation:
Hi, to answer this question, first, we have to calculate the amount of coffee he has per day.
4 cups x 80z = 32oz
Now, we have multiply the result by the percentage in decimal for (25% = 25/100)
32 x (25/100) = 8
Finally subtract the percent amount to the amount of coffee per week.
32-8 = 24 oz per day
Feel free to ask for more if needed or if you did not understand something.