Solve the problem.Chris and Mary are selling tickets at their class play. Chris is selling student tickets for $4.00 each, and Mary selling adult tickets for $6.50 each. If their total income for 17 tickets was $80.50, how many tickets did Chris sell?
A. 10 tickets
B. 5 tickets
C. 14 tickets
D. 12 tickets
Answer: D
Mathematics
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