Ninety 九十(jiu’shi)Ninety One 九十一(jiu’shi’yi)Ninety Two 九十二(jiu’shi’er)Ninety Three 九十三(jiu’shi’san)Ninety Four 九十四(jiu’shi’si)
Did you see a pattern? Each word is going to be said once in English and five times in Chinese.