There are 12 boys and 21 girls for a total of 33 students
I’m not sure if this is right!
4 out of 24 reduced to 1 out of 6 since there are 24 total buttons and 4 are blue. About 16.67%
There are 15 troop members. 10 like to fish. The probability that the new guy is paired with a guy who likes fishing is 10/15, which is 67%
= (y+6) +y =10
= 2y + 6 = 10
= 2y = 4
Y= 2