Answer:
1. buena
2. interesantes
3. mucha
4. difíciles
5. grande
Step-by-step explanation:
1. buena: reputación is singular and female.
2. interesantes: clases is plural (in this case this adjective hasn't gender)
3. mucha: tarea is singular and female
4. difíciles: exámenes is plural (in this case this adjective hasn't gender)
5. grande: campus is singular (this adjective hasn´t gender)