Emily, aged 26, is pursuing a master's degree at a local college. In Sept. 2018, she received a $22,000
scholarship. Her tuition in the fall semester of 2018 was $18,000, and she spent $1200 on books, and $4500 on room and board. During the spring semester of 2019, she spent $17,000 on tuition, $900 on books, and $5500 on room and board. In 2018, how much of the scholarship is taxable?