A student's scores on her first 6 quizzes were 70, 75, 80, 85, 90, and 95. On her seventh quiz, she scored less than 100 points and her average score for the seven quizzes was an integer. On her eighth quiz, she also scored less than 100 points and her average score for the eight quizzes was an integer. What is the sum of the points she scored on the seventh and eighth quizzes?