Mathematics, 10.11.2019 13:31, daedae96

At a festival 2/7 of the number of girls was equal to 3/5 of the number of boys. there were 165 fewer boys than girls, how many children were at the festival in all?

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At a festival 2/7 of the number of girls was equal to 3/5 of the number of boys. there were 165 fewe...