The second volume of the fifth grade, the exercise book of Su Jiao Edition, 38 pages, the answer, thank you.
Five twenty-five, four eighths, three fifths, four quarters, three quarters, one quarter, five sixteenth, twenty sevenths, fifty-one, seventy-seven, seven eighths, 18 divided by 30 equals three fifths. What is the number of boys in the chorus? 9 divided by 36 equals 1.