 
<translate> Vivian tana da alhakin tabbatar da cewa ɗalibanta suna samun hutu na mintina 15 a rana, na minti 30 na abincin rana da kuma hutu na minti 20. Yaya yawan lokacin da ɗalibanta suke yi a waje da aji? Bari mu amsa mataki-mataki: <eng> Vivian is responsible for making sure her students get 2 15-minute recess breaks a day, a 30-minute lunch and another 20-minute recess break. How much time do her students spend outside of class? Let's answer step by step: 