Question
A self-help book costs thrice as much as a notebook. Roshel paid $4.50 for 3 books and 1 notebook. Find the cost of 1 notebook. Give your answer in dollars.
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A self-help book costs thrice as much as a notebook. Roshel paid $4.50 for 3 books and 1 notebook. Find the cost of 1 notebook. Give your answer in dollars.