Ahmad and Mona, married and filing joint income tax returns, derive their entire income from the operation of their retail stationery shop. Their current year adjusted gross income was $100,000, and the Whites itemized their deductions on Schedule A.

The following unreimbursed cash expenditures were among those made by the Whites during the year:

$600: Repair and maintenance of motorized wheelchair for physically handicapped dependent child

8,000: Tuition, meals, and lodging at special school for physically handicapped dependent child in an institution primarily for the availability of medical care, with meals and lodging furnished as necessary incidents to that care

With regard to the adjusted gross income percentage threshold, what amount may the

Whites claim in their current year return as qualifying medical expenses? Justify your answer.