Level 3
Paul had six $10-notes and five $5-notes in his pocket. After he bought a shirt which cost $18.30 and another belt, he was left with $34.20. How much did he pay for the belt?
Level 3
Amy bought a ring for $32.65 and received a change of $7.35. She gave the cashier a $20-note and some $5-notes. How many 5-notes did she give to the cashier?