shan8747
23.06.2019 •
Mathematics
One dozen eggs cost $1.98. if the charge at the register for only eggs, without tax, was $11.88, how many dozen were purchased? round answer to the nearest cent.
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Ответ:
They purchased 6 dozen eggs
Step-by-step explanation:
The total cost is the cost per dozen times the number of dozen purchased
total cost = 1.98 * n where n is the number of dozen
11.88 = 1.98n
Divide each side by 1.98
11.88/1.98 = 1.98/1.98 * n
6=n
They purchased 6 dozen eggs
Ответ: