Mathematics, 27.12.2019 01:31 kaykardash
During first semester the ratio of the number of students in art class to the number of students in gym class was 2: 7. however the art classes were really small and the gym classes were large so the principal changed students classes for second semester. in second semester the ratio of the number of students in art class to the number of students in gym class was 5: 4. if 75 students were in art class second semester how many were in art class and gym first semester
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