A club has 20 members, 12 boys and 8 girls.  Two of the members are chosen at random.  What is the probability that a boy and a girl are chosen?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
A club has 20 members, 12 boys and 8 girls.  Two of the members are chosen at random.  What is the probability that a boy and a girl are chosen?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\dfrac{48}{95}
A club has 20 members, 12 boys and 8 girls.  Two of the members are chosen at random.  What is the probability that a boy and a girl are chosen?
train