Complete each sentence by filling in the blank with the best word from the list. Change the form of the word if necessary. Use each word only once. (Lengkapi setiap kalimat dengan mengisi bagian yang kosong dengan kata terbaik dari daftar. Ubah bentuk kata jika perlu. Gunakan setiap kata hanya sekali.)

adjust | arbitrary | denominator | infinitesimal | rate

1. Students felt that the exam was unfair and the grading system was rather ____.
2. The ____ of increase in prices made it difficult for people to afford basic goods.
3. Politicians promised great changes in the coming year, but any improvement in people’s lives was ____.
4. She quickly overcame her culture shock and found it easy to ____ to the new country.
5. You can add two fractions that have the same ____.