Michelleychuby23 Michelleychuby23 20-11-2020 Mathematics contestada There are 9 students in the school choir. The ratio of girls to boys in the choir is 5 : 4. Two girls are absent from practice on Monday. What is the ratio of girls to boys at choir practice on Monday? A. 3 : 4 B. 5 : 2 C. 9 : 8 D . 10 : 7