Answer:
10 donuts for $11.50
Step-by-step explanation:
11.50 divided by 10 = 1.15
That means that for this deal, each donut costs $1.15
15 divided by 12 = 1.25
That means that each donut costs $1.25
$1.15 is less than $1.25, so the answer is 10 donuts for $11.50
