Question
An administration manager wanted to purchase some colouring books. If she bought 169 colouring books, she would have $572 left. If she bought 156 colouring books, she would have $1105 left. What was the cost of each colouring book?
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An administration manager wanted to purchase some colouring books. If she bought 169 colouring books, she would have $572 left. If she bought 156 colouring books, she would have $1105 left. What was the cost of each colouring book?