There are 5 girls and 2 boys, then the probability that no two boys are sitting together for a photograph is
A. \(\frac{1}{21}\)
B. \(\frac{4}{7}\)
C. \(\frac{2}{7}\)
D. \(\frac{5}{7}\)
Answer:D
There are 5 girls and 2 boys, then the probability that no two boys are sitting together for a photograph is
A. \(\frac{1}{21}\) B. \(\frac{4}{7}\) C. \(\frac{2}{7}\) D. \(\frac{5}{7}\)