Respuesta :

duishart0221
They lost 9 games. (30/100)*(100-70)
elaissaouianas9815
30games=100% , so they won 70% that is mean :
100==>30
70  ==> x !!
so : x=(70*30)/100 = 21 , so they won in 21 games . 
and 30-21=9games , so they lose 9 games .