There are 25 boys and 23 girls in class 62. The number of students in class 61 is more than 7 / 8 of that in class 62. How many students are there in class 61?
(25 + 23) X7 / 8 + 3 = 48x7 / 8 + 3 = 42 + 3 = 45 (person)
(25 + 23) X7 / 8 + 3 = 48x7 / 8 + 3 = 42 + 3 = 45 (person)