Question
The cost of 5 colouring books and 2 non-fiction books is $160. Each non-fiction book costs 16 as much as each colouring book. How much does a colouring book cost?
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The cost of 5 colouring books and 2 non-fiction books is $160. Each non-fiction book costs 16 as much as each colouring book. How much does a colouring book cost?