Question
The cost of 6 manuals and 5 dictionaries is $18.50. The cost of 3 manuals and 5 dictionaries is $15.50. What is the cost of 9 manuals and 9 dictionaries?
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The cost of 6 manuals and 5 dictionaries is $18.50. The cost of 3 manuals and 5 dictionaries is $15.50. What is the cost of 9 manuals and 9 dictionaries?