There were 138 more boys than girls in a Judo Club .When 3/4 of the boys and 2/3 of the girls graduated from the club,there were 80 children left .How many boys graduated from the club?
There were 138 more boys than girls in a Judo Club .When 3/4 of the boys and 2/3 of the girls graduated from the club,there were 80 children left .How many boys graduated from the club?