40% of the class is boys because 100-60=<<100-60=40>>40
There are 10 boys because 25x.4=<<25*.4=10>>10
60% of the boys don't like playing basketball because 100-40=<<100-40=60>>60
6 boys don't like playing basketball because 10x.6=6
12 girls like playing basketball because 6x2=<<6*2=12>>12
There are 15 girls in the class because 25-10=<<25-10=15>>15
80% of the girls in class like playing basketball because 12/15=<<12/15=.8>>.8
#### 80