Question
The cost of 6 comics and 4 dictionaries is $22.40. The cost of 3 comics and 4 dictionaries is $13.40. What is the cost of 9 comics and 9 dictionaries?
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The cost of 6 comics and 4 dictionaries is $22.40. The cost of 3 comics and 4 dictionaries is $13.40. What is the cost of 9 comics and 9 dictionaries?