Question
Ryan went to a boutique with 4 ten-dollar notes. He bought a tumbler and a pencil case. A tumbler cost 3 times as much as a pencil case. He received $36.40 change. How much did the pencil case cost?
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Ryan went to a boutique with 4 ten-dollar notes. He bought a tumbler and a pencil case. A tumbler cost 3 times as much as a pencil case. He received $36.40 change. How much did the pencil case cost?