Subject: mathqa
Question: in the graduating class of a certain college , 48 percent of the students are male and 52 percent are female . in this class 40 percent of the male and 20 percent of the female students are 25 years old or older . if one student in the class is randomly selected , approximately what is the probability that he or she will be less than 25 years old ?
Option: 
A: 0.7
B: 0.25
C: 0.45
D: 0.9
Answer: A