Mathematics, 05.07.2019 17:00, migos0917

Aschool had 400 girls last year and the number of boys was 95 more than that of the girls. this year the number of girls had increased by 1/5 of last years number and is 30 more than the number of boys. by what fraction had the number of boys been reduced?

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Aschool had 400 girls last year and the number of boys was 95 more than that of the girls. this year...