Audrey opened Hardy Consulting Services during the current year. She has one employee, Deng, who is paid a salary of $30,000. Audrey is confused about the amount of federal unemployment tax she is required to pay on Deng's salary. The state unemployment tax rate is 4%. Audrey has asked you to determine how much federal unemployment tax she is required to pay on Deng's salary. Write Audrey a letter explaining the amount of federal unemployment tax she must pay.