user: Question: What test had 49,608 students?
Columns: ['Test', 'Subject', 'Mean score', 'Standard deviation', 'Number of Students']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['SAT Subject Test in Literature', 'Literature', '576', '111', '120,004']
SQL:

assistant: SELECT "Test" FROM "Table" WHERE "Number of Students" = '49,608';