In $2017,$ Herald and Megan purchased Series EE$$ bonds, and in $2022$ redeemed the$$ bonds, receiving $ $680$ of interest and $ $5$ comma $320$ of principal. Their income from other sources totaled $ $40$ comma $000.$ They paid $ $6$ comma $400$ in tuition and fees for their dependent daughter. Their daughter is a qualified student at State University. $($The proceeds from the Series EE bonds