Beth wanted to buy vegetables. She noticed that brand A of black beans was on sale for 4 cans for 97 cents. Brand B was 3 cans for 84 cents. Which was a better buy?
Brand A was a better buy because those beans were 24.25 cents per can.
Brand B was a better buy because 84 cents is less than brand A which was 97 cents.
Brand B was a better buy because those beans were 28 cents per can.
Brand A was a better buy because those beans were a better brand.