I've already been complemented twice on my previous answer, but then I discovered that I mis-read the question. My entire original answer was wrong, and I have to delete it.
I don't believe that any number can satisfy both of those conditions.
I'll say the question has no answer.
$9.75 because one taco is 0.75 and 13 x 0.75 is $9.75
Answer:
I am 100% it's D
Step-by-step explanation: