The produce display at a grocery store indicated that apples were 3 for $1.00 and oranges were 5 for $3.00, but at the cash register both fruits were priced at 50 cents each. If Tammy bought a dozen apples and 8 oranges, which statement about the total amount Tammy was charged is TRUE? Tammy was overcharged $1.20. Tammy was overcharged $2.00. Tammy was undercharged $0.80. Tammy was charged the correct amount.