Question

One bag of apples costs $4. Five bags of apples costs $15. Which has the better unit
price?

Answer 1

the 15 dollar apples because it cost 3 dollars for one bag but if you buyed 5 bags with 4 dollors it would be 16

Answer 2

The first one is $4 per bag, as given

For the he second one, you divide $15 by 4, you got $3,75 per bag

Therefore, the second one has the better unit price