Mr. & Mrs. Chen paid tuition of $1,400 and required fees of $650 for their 25-year-old daughter who is attending State University, living on her own, and working 30 hours per week as a restaurant hostess. Their AGI is $50,000. The daughter paid for all of her other school and living expenses, which amounted to more than 50% of her total living expenses. What is the permitted amount of tuition and fees deduction for the Chens? Why?