H18 V : XVfx A B C D Grocery Store Sales Clerk Total, Item Count Type, Transaction Number N 133, 2589 Lomas NE Albuquerque NM 87131 Steve Rogers $68.40, 14 Credit, 1001 W 133, 2589 Lomas NE Albuquerque NM 87131 T'Challa Wakanda $81.56, 24 Debit, 1002 133, 2589 Lomas NE Albuquerque NM 87131 Steve Rogers $27.50, 12 Credit, 1003 133, 2589 Lomas NE Albuquerque NM 87131 T'Challa Wakanda $224.42, 52 Credit, 1004 290, 4433 Plaza Central Ave. Santa Fe NM 87587 Tony Stark $52.00, 20 Cash, 2001 290, 4433 Plaza Central Ave. Santa Fe NM 87587 Natasha Romanoff $48.20, 21 Debit, 2002 8 290, 4433 Plaza Central Ave. Santa Fe NM 87587 Tony Stark $43.56, 16 Credit, 2003 9 290, 4433 Plaza Central Ave. Santa Fe NM 87587 Natasha Romanoff $9. 78, 3 Cash, 2004 10 11 12 13 14 15 16 Assumptions 17 1. A store can have multiple clerks. 18 2. Each clerk must have a first and last name. 19 3 . A clerk can scan many items in a customer's transaction. 20 4. Each transaction records the number of items scanned and a total amount. 21 5. A transaction is paid by cash, credit card, or debit card. 22 6. A transaction is identified by its transaction number. 23 24 25 26