Question
Tom went to a shopping centre with 4 ten-dollar notes. He bought a bag and a pencil case. A bag cost 3 times as much as a pencil case. He received $35.60 change. How much did the pencil case cost?
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Tom went to a shopping centre with 4 ten-dollar notes. He bought a bag and a pencil case. A bag cost 3 times as much as a pencil case. He received $35.60 change. How much did the pencil case cost?