Subject: mathqa
Question: jean drew a gumball at random from a jar of pink and blue gumballs . since the gumball she selected was blue and she wanted a pink one , she replaced it and drew another . the second gumball also happened to be blue and she replaced it as well . if the probability of her drawing the two blue gumballs was 25 / 36 , what is the probability that the next one she draws will be pink ?
Option: 
A: 3 / 7
B: 4 / 7
C: 1 / 6
D: 16 / 49
Answer: C