Answer:
$5.60 or 5.52
Step-by-step explanation:
Step one multiply 2 to 2.80 (Since 6 muffins cost $2.80, a dozen should be 6 times 2. Because a dozen is 12, so half of a dozen is 6, and multiply half by 2 and, you will get the answer.)
[tex]2 \times 2.80 = 5.60[/tex]