Answer:
Total 180 cookies were made in the bakery on that day.
Step-by-step explanation:
The following information is given in the question:
Cups of flour used to make 1 batch of cookies = 1.75
Cups of flour used = 5.25

Thus, 3 batches were made in the bakery.
Cookies made in one batch = 5 Dozens = 5×12 = 60 Cookies 
Thus, total 180 cookies were made in the bakery on that day.